Switches

Switches

Includes: Includes Rotary, Knife, Toggle, Push Button, Mercury, Thermostatic, and Differential Pressure Switches.


Excludes: Excludes Switchgear.

Stock Items with Pictures

Stock Items From Supply Class 5930 starting at NIIN 000077184

NSNNameStatus
5930-00-000-0117
5930-00-001-1407
5930-00-001-1890
5930-00-001-2571
5930-00-001-2575
5930-00-001-2580
5930-00-001-2608
5930-00-001-2609
5930-00-001-2611
5930-00-001-2612
5930-00-001-2613
5930-00-001-2625
5930-00-001-2782
5930-00-001-2783
5930-00-001-2784
5930-00-001-2785
5930-00-001-2786
5930-00-001-2932
5930-00-001-3056
5930-00-001-3057
5930-00-001-3058
5930-00-001-3059
5930-00-001-3081
5930-00-001-3082
5930-00-001-3084
5930-00-001-3088
5930-00-001-3090
5930-00-001-3091
5930-00-001-3092
5930-00-001-3108
5930-00-001-3115
5930-00-001-3116
5930-00-001-3142
5930-00-001-3147
5930-00-001-3166
5930-00-001-3167
5930-00-001-3168
5930-00-001-3171
5930-00-001-3172
5930-00-001-3178
5930-00-001-3179
5930-00-001-3181
5930-00-001-3184
5930-00-001-3194
5930-00-001-3204
5930-00-001-3205
5930-00-001-3206
5930-00-001-3232
5930-00-001-3233
5930-00-001-3635
5930-00-001-3829
5930-00-001-3830
5930-00-001-3831
5930-00-001-3832
5930-00-001-3833
5930-00-001-3834
5930-00-001-3835
5930-00-001-3837
5930-00-001-3839
5930-00-001-3900
5930-00-001-4334
5930-00-001-4338
5930-00-001-4339
5930-00-001-4341
5930-00-001-4367
5930-00-001-4368
5930-00-001-4682
5930-00-001-4683
5930-00-001-5413
5930-00-001-5414
5930-00-001-5464
5930-00-001-5639
5930-00-001-5762
5930-00-001-5787
5930-00-001-5790
5930-00-001-5885
5930-00-001-5886
5930-00-001-5887
5930-00-001-5896
5930-00-001-5899
5930-00-001-5934
5930-00-001-5935
5930-00-001-5936
5930-00-001-5937
5930-00-001-5953
5930-00-001-6128
5930-00-001-6659
5930-00-001-6665
5930-00-001-6826
5930-00-001-7239
5930-00-001-7249
5930-00-001-7253
5930-00-001-7260
5930-00-001-7263
5930-00-001-7267
5930-00-001-7304
5930-00-001-7399
5930-00-001-7400
5930-00-001-7401
5930-00-001-7402
5930-00-001-7404
5930-00-001-7405
5930-00-001-7406
5930-00-001-7407
5930-00-001-7408
5930-00-001-7451
5930-00-001-7474
5930-00-001-7479
5930-00-001-7480
5930-00-001-7482
5930-00-001-7484
5930-00-001-7545
5930-00-001-7548
5930-00-001-7549
5930-00-001-7550
5930-00-001-7559
5930-00-001-7560
5930-00-001-7561
5930-00-001-7562
5930-00-001-7563
5930-00-001-7587
5930-00-001-8014
5930-00-001-8447
5930-00-001-8454
5930-00-001-8468
5930-00-001-8473
5930-00-001-8474
5930-00-001-8534
5930-00-001-8536
5930-00-001-8537
5930-00-001-8538
5930-00-001-8629
5930-00-001-8650
5930-00-001-8657
5930-00-001-8661
5930-00-001-8662
5930-00-001-8682
5930-00-001-8739
5930-00-001-8740
5930-00-001-8741
5930-00-001-8742
5930-00-001-8743
5930-00-001-8744
5930-00-001-8745
5930-00-001-8746
5930-00-001-8747
5930-00-001-8748
5930-00-001-8749
5930-00-001-8752
5930-00-001-8753
5930-00-001-8754
5930-00-001-8755
5930-00-001-8805
5930-00-001-8806
5930-00-001-8807
5930-00-001-8808
5930-00-001-8998
5930-00-001-9213
5930-00-001-9483
5930-00-001-9484
5930-00-001-9486
5930-00-001-9488
5930-00-001-9489
5930-00-001-9527
5930-00-001-9938
5930-00-003-0412
5930-00-003-1046
5930-00-003-1390
5930-00-003-1547
5930-00-003-1631
5930-00-003-2094
5930-00-003-2096
5930-00-003-2098
5930-00-003-2105
5930-00-003-2106
5930-00-003-2277
5930-00-003-2511
5930-00-003-2605
5930-00-003-2606
5930-00-003-2607
5930-00-003-2608
5930-00-003-2627
5930-00-003-2647
5930-00-003-2662
5930-00-003-2664
5930-00-003-2665
5930-00-003-2667
5930-00-003-2759
5930-00-003-2908
5930-00-003-2918
5930-00-003-2930
5930-00-003-2931
5930-00-003-2932
5930-00-003-2958
5930-00-003-3466
5930-00-003-4474
5930-00-003-4475
5930-00-003-4476
5930-00-003-4477
5930-00-003-4478
5930-00-003-4479
5930-00-003-4480
5930-00-003-4481
5930-00-003-4616
5930-00-003-4633
5930-00-003-4668
5930-00-003-4669
5930-00-003-4742
5930-00-003-4743
5930-00-003-4887
5930-00-003-5318
5930-00-003-5345
5930-00-003-5405
5930-00-003-5409
5930-00-003-5410
5930-00-003-5411
5930-00-003-5412
5930-00-003-5723
5930-00-003-5739
5930-00-003-5740
5930-00-003-5752
5930-00-003-5760
5930-00-003-5767
5930-00-003-5793
5930-00-003-5802
5930-00-003-5803
5930-00-003-5815
5930-00-003-5820
5930-00-003-5826
5930-00-003-5829
5930-00-003-5830
5930-00-003-5840
5930-00-003-5841
5930-00-003-6085
5930-00-003-6174
5930-00-003-6357
5930-00-003-6621
5930-00-003-6629
5930-00-003-6640
5930-00-003-6643
5930-00-003-6644
5930-00-003-7060
5930-00-003-7061
5930-00-003-7063
5930-00-003-7396
5930-00-003-7397
5930-00-003-7398
5930-00-003-7399
5930-00-003-7664
5930-00-003-7703
5930-00-003-7704
5930-00-003-7705
5930-00-003-7706
5930-00-003-7724
5930-00-003-7727
5930-00-003-7729
5930-00-003-7730
5930-00-003-7738
5930-00-003-7749
5930-00-003-7752
5930-00-003-7753
5930-00-003-7755
5930-00-003-7756
5930-00-003-7774
5930-00-003-7775
5930-00-003-7776
5930-00-003-7777
5930-00-003-7781
5930-00-003-7782
5930-00-003-7800
5930-00-003-7801
5930-00-003-7803
5930-00-003-7804
5930-00-003-7805
5930-00-003-7806
5930-00-003-7810
5930-00-003-7857
5930-00-003-7953
5930-00-003-7954
5930-00-003-7955
5930-00-003-7976
5930-00-003-8112
5930-00-003-8483
5930-00-003-8484
5930-00-003-9827
5930-00-004-0051
5930-00-004-0060
5930-00-004-0067
5930-00-004-0079
5930-00-004-0104
5930-00-004-0151
5930-00-004-0153
5930-00-004-0184
5930-00-004-0208
5930-00-004-0209
5930-00-004-0210
5930-00-004-0211
5930-00-004-0212
5930-00-004-0213
5930-00-004-0214
5930-00-004-0227
5930-00-004-0228
5930-00-004-0238
5930-00-004-0239
5930-00-004-0240
5930-00-004-0241
5930-00-004-0249
5930-00-004-0257
5930-00-004-0258
5930-00-004-0260
5930-00-004-0261
5930-00-004-0262
5930-00-004-0263
5930-00-004-0264
5930-00-004-0265
5930-00-004-0266
5930-00-004-0267
5930-00-004-0269
5930-00-004-0270
5930-00-004-0285
5930-00-004-0339
5930-00-004-0340
5930-00-004-0505
5930-00-004-1089
5930-00-004-1090
5930-00-004-1092
5930-00-004-1217
5930-00-004-1456
5930-00-004-1457
5930-00-004-1470
5930-00-004-1791
5930-00-004-1797
5930-00-004-1832
5930-00-004-1834
5930-00-004-2053
5930-00-004-2065
5930-00-004-2088
5930-00-004-2089
5930-00-004-2101
5930-00-004-2102
5930-00-004-2103
5930-00-004-2104
5930-00-004-2105
5930-00-004-2114
5930-00-004-2115
5930-00-004-2116
5930-00-004-2117
5930-00-004-2120
5930-00-004-2123
5930-00-004-2124
5930-00-004-2165
5930-00-004-2707
5930-00-004-3868
5930-00-004-3869
5930-00-004-3870
5930-00-004-3871
5930-00-004-3877
5930-00-004-3879
5930-00-004-3898
5930-00-004-3903
5930-00-004-3904
5930-00-004-3905
5930-00-004-3907
5930-00-004-3908
5930-00-004-3909
5930-00-004-3910
5930-00-004-3911
5930-00-004-3912
5930-00-004-3913
5930-00-004-3914
5930-00-004-3926
5930-00-004-3927
5930-00-004-3940
5930-00-004-4016
5930-00-004-4017
5930-00-004-4030
5930-00-004-4031
5930-00-004-4095
5930-00-004-4325
5930-00-004-4326
5930-00-004-4328
5930-00-004-4329
5930-00-004-4330
5930-00-004-4412
5930-00-004-4424
5930-00-004-4426
5930-00-004-4586
5930-00-004-4589
5930-00-004-4590
5930-00-004-4592
5930-00-004-4655
5930-00-004-4656
5930-00-004-4657
5930-00-004-4721
5930-00-004-4724
5930-00-004-4970
5930-00-004-4985
5930-00-004-4986
5930-00-004-4991
5930-00-004-5017
5930-00-004-5539
5930-00-004-5560
5930-00-004-5753
5930-00-004-5784
5930-00-004-5796
5930-00-004-5830
5930-00-004-5870
5930-00-004-5875
5930-00-004-5904
5930-00-004-5905
5930-00-004-5906
5930-00-004-5907
5930-00-004-6008
5930-00-004-6161
5930-00-004-6162
5930-00-004-6181
5930-00-004-6182
5930-00-004-6183
5930-00-004-6184
5930-00-004-6192
5930-00-004-6193
5930-00-004-6194
5930-00-004-6210
5930-00-004-6215
5930-00-004-6216
5930-00-004-6226
5930-00-004-6229
5930-00-004-6251
5930-00-004-6262
5930-00-004-6266
5930-00-004-6293
5930-00-004-6294
5930-00-004-6296
5930-00-004-6297
5930-00-004-6309
5930-00-004-6310
5930-00-004-6311
5930-00-004-6313
5930-00-004-6314
5930-00-004-6318
5930-00-004-6326
5930-00-004-6327
5930-00-004-6330
5930-00-004-6331
5930-00-004-6332
5930-00-004-6333
5930-00-004-6334
5930-00-004-6337
5930-00-004-6339
5930-00-004-6340
5930-00-004-6341
5930-00-004-6367
5930-00-004-6395
5930-00-004-6502
5930-00-004-7491
5930-00-004-7690
5930-00-004-7695
5930-00-004-7699
5930-00-004-7700
5930-00-004-7701
5930-00-004-7709
5930-00-004-7712
5930-00-004-7713
5930-00-004-7733
5930-00-004-7735
5930-00-004-7736
5930-00-004-7739
5930-00-004-7740
5930-00-004-7741
5930-00-004-7742
5930-00-004-7743
5930-00-004-7744
5930-00-004-7745
5930-00-004-7746
5930-00-004-7747
5930-00-004-7748
5930-00-004-7749
5930-00-004-7750
5930-00-004-7751
5930-00-004-7775
5930-00-004-7785
5930-00-004-8710
5930-00-004-8993
5930-00-004-9217
5930-00-004-9223
5930-00-004-9224
5930-00-004-9232
5930-00-004-9492
5930-00-004-9500
5930-00-004-9506
5930-00-004-9521
5930-00-005-0160
5930-00-005-0168
5930-00-005-0169
5930-00-005-0170
5930-00-005-0171
5930-00-005-0174
5930-00-005-0175
5930-00-005-0212
5930-00-005-0214
5930-00-005-0215
NSNNameStatus
5930-00-005-0219
5930-00-005-0314
5930-00-005-0323
5930-00-005-0326
5930-00-005-0327
5930-00-005-0328
5930-00-005-0362
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5930-00-005-0379
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5930-00-005-1284
5930-00-005-1929
5930-00-005-1930
5930-00-005-1931
5930-00-005-1934
5930-00-005-1953
5930-00-005-1954
5930-00-005-1975
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5930-00-005-1978
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5930-00-005-1981
5930-00-005-2015
5930-00-005-2486
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5930-00-005-2925
5930-00-005-2984
5930-00-005-3048
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5930-00-005-3109
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5930-00-005-3125
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5930-00-005-9471
5930-00-005-9472
5930-00-005-9473
5930-00-005-9525
5930-00-005-9587
5930-00-005-9610
5930-00-005-9617
5930-00-005-9618
5930-00-005-9619
5930-00-005-9620
5930-00-005-9621
5930-00-005-9622
5930-00-005-9623
5930-00-005-9624
5930-00-005-9637
5930-00-005-9638
5930-00-005-9639
5930-00-005-9640
5930-00-005-9641
5930-00-005-9642
5930-00-005-9643
5930-00-005-9644
5930-00-005-9652
5930-00-005-9653
5930-00-005-9654
5930-00-005-9655
5930-00-005-9924
5930-00-005-9925
5930-00-005-9928
5930-00-005-9929
5930-00-006-0295
5930-00-006-0360
5930-00-006-0361
5930-00-006-0362
5930-00-006-0363
5930-00-006-0398
5930-00-006-0607
5930-00-006-0611
5930-00-006-1144
5930-00-006-1145
5930-00-006-1245
5930-00-006-1301
5930-00-006-1302
5930-00-006-1303
5930-00-006-1334
5930-00-006-1335
5930-00-006-1339
5930-00-006-1364
5930-00-006-1365
5930-00-006-1366
5930-00-006-1414
5930-00-006-1442
5930-00-006-1967
5930-00-006-2029
5930-00-006-2032
5930-00-006-2040
5930-00-006-2048
5930-00-006-2243
5930-00-006-2247
5930-00-006-2972
5930-00-006-2974
5930-00-006-3032
5930-00-006-3036
5930-00-006-3128
5930-00-006-3171
5930-00-006-3523
5930-00-006-3614
5930-00-006-3615
5930-00-006-3616
5930-00-006-3649
5930-00-006-3669
5930-00-006-3726
5930-00-006-3728
5930-00-006-3757
5930-00-006-3758
5930-00-006-3759
5930-00-006-3766
5930-00-006-3827
5930-00-006-3828
5930-00-006-4147
5930-00-006-4253
5930-00-006-4694
5930-00-006-4713
5930-00-006-5340
5930-00-006-5341
5930-00-006-5388
5930-00-006-5429
5930-00-006-5430
5930-00-006-5454
5930-00-006-5517
5930-00-006-5532
5930-00-006-5620
5930-00-006-5655
5930-00-006-5706
5930-00-006-5707
5930-00-006-5736
5930-00-006-5737
5930-00-006-5738
5930-00-006-5739
5930-00-006-6463
5930-00-006-6545
5930-00-006-6919
5930-00-006-6925
5930-00-006-6926
5930-00-006-7167
5930-00-006-7168
5930-00-006-7179
5930-00-006-7182
5930-00-006-7195
5930-00-006-7239
5930-00-006-7240
5930-00-006-7241
5930-00-006-7242
5930-00-006-7243
5930-00-006-7248
5930-00-006-7250
5930-00-006-7260
5930-00-006-7261
5930-00-006-7262
5930-00-006-7263
5930-00-006-7264
5930-00-006-7270
5930-00-006-7271
5930-00-006-7281
5930-00-006-7282
5930-00-006-7283
5930-00-006-7284
5930-00-006-7287
5930-00-006-7288
5930-00-006-7289
5930-00-006-7290
5930-00-006-7291
5930-00-006-7292
5930-00-006-7293
5930-00-006-7294
5930-00-006-7295
5930-00-006-7296
5930-00-006-7305
5930-00-006-7306
5930-00-006-7307
5930-00-006-7308
5930-00-006-7309
5930-00-006-7310
5930-00-006-7311
5930-00-006-7313
5930-00-006-7874
5930-00-006-7875
5930-00-006-7876
5930-00-006-8091
5930-00-006-8873
5930-00-006-8874
5930-00-006-8875
5930-00-006-8876
5930-00-006-9137
5930-00-006-9138
5930-00-006-9165
5930-00-006-9315
5930-00-007-0037
5930-00-007-0046
5930-00-007-0572
5930-00-007-0638
5930-00-007-0646
5930-00-007-0658
5930-00-007-0670
5930-00-007-0676
5930-00-007-0678
5930-00-007-0679
5930-00-007-0680
5930-00-007-0681
5930-00-007-0697
5930-00-007-0700
5930-00-007-0711
5930-00-007-0712
5930-00-007-0713
5930-00-007-0714
5930-00-007-0715
5930-00-007-0729
5930-00-007-0776
5930-00-007-0792
5930-00-007-0819
5930-00-007-0845
5930-00-007-0853
5930-00-007-0854
5930-00-007-0861
5930-00-007-0866
5930-00-007-0870
5930-00-007-0871
5930-00-007-0932
5930-00-007-0933
5930-00-007-0934
5930-00-007-0935
5930-00-007-0936
5930-00-007-0937
5930-00-007-0938
5930-00-007-0939
5930-00-007-0942
5930-00-007-0943
5930-00-007-0944
5930-00-007-0945
5930-00-007-0947
5930-00-007-0948
5930-00-007-0952
5930-00-007-0953
5930-00-007-0954
5930-00-007-0955
5930-00-007-0956
5930-00-007-0957
5930-00-007-0958
5930-00-007-0959
5930-00-007-0960
5930-00-007-1041
5930-00-007-1042
5930-00-007-1176
5930-00-007-1531
5930-00-007-1963
5930-00-007-1971
5930-00-007-1999
5930-00-007-2005
5930-00-007-2009
5930-00-007-2028
5930-00-007-2029
5930-00-007-2722
5930-00-007-2723
5930-00-007-2724
5930-00-007-2731
5930-00-007-2861
5930-00-007-2883
5930-00-007-3662
5930-00-007-3664
5930-00-007-3827
5930-00-007-3849
5930-00-007-3937
5930-00-007-3942
5930-00-007-3943
5930-00-007-3946
5930-00-007-3964
5930-00-007-3967
5930-00-007-3968
5930-00-007-3976
5930-00-007-3982
5930-00-007-3984
5930-00-007-3985
5930-00-007-3990
5930-00-007-4059
5930-00-007-4127
5930-00-007-4228
5930-00-007-5126
5930-00-007-5130
5930-00-007-5218
5930-00-007-5219
5930-00-007-5220
5930-00-007-5221
5930-00-007-5227
5930-00-007-5247
5930-00-007-5442
5930-00-007-5454
5930-00-007-5455
5930-00-007-5456
5930-00-007-5457
5930-00-007-5458
5930-00-007-5765
5930-00-007-5955
5930-00-007-5971
5930-00-007-5993
5930-00-007-6882
5930-00-007-6883
5930-00-007-6903
5930-00-007-7161
5930-00-007-7166
5930-00-007-7184

Supply Items Included in Federal Supply Class 5930

SWITCH,KNIFE

A switch using hinged blades for contacts which enter or embrace fixed contact clips. Includes switches which have a movable blade which swivels to permit contact with each of several fixed contact clips. See also SWITCH, BOX.

SWITCH,HOOK

A switch in which the integral external actuator is hook shaped or lipped so that the hanging of an object on the actuator will operate the switch. Excludes sensitive switch with adapters.

SWITCH,MERCURY

A switch in which a mercury pool is used to bridge fixed contacts when their inclosing sealed capsule is tilted. Do not use if switch has an actuator, such as lever, push button, toggle, and the like. See SWITCH (as modified). For items in which a contact may be moved into a mercury pool by a magnetic field, see SWITCH, REED.

SWITCH,CENTRIFUGAL

A switch which is actuated by centrifugal force.

SWITCH,FOOT

A switch with a pedal which is actuated by the foot. For items not provided with a pedal, see switch (as modified). Excludes SWITCH, BEAM SELECTING, HEADLIGHT.

SWITCH,LEVER

A switch which is externally actuated by a lever and whose contacts open and close at a speed proportional to the speed at which the lever is operated. Includes pile-up lever switches and wafer lever switches. Excludes SWITCH, TOGGLE; SWITCH, ROTARY; SWITCH, KNIFE; SWITCH, SENSITIVE; SWITCH, BOX; and SWITCH, MERCURY.

SWITCH,TOGGLE

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes SWITCH, LEVER; SWITCH, ROTARY; SWITCH, KNIFE; SWITCH, SENSITIVE; and SWITCH, BOX.

SWITCH,PRESSURE

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes BAROSWITCH; SWITCH, PRESSURE-THERMOSTATIC; and SWITCH, SENSITIVE.

SWITCH,SENSITIVE

A switch with a quick-acting mechanism actuated by a highly delicate tactile contact. Includes membrane switch. Excludes SWITCH, FLEXIBLE; SWITCH, PRESSURE; and SWITCH, THERMOSTATIC.

SWITCH,SLIDE

A switch designed to be actuated by the sliding of a button, bar, or knob.

SWITCH,LOCK

A switch which is externally actuated by a key designed to be inserted into a switch, or actuated by a predetermined combination dial setting(s). Excludes SWITCH, LOCK, IGNITION.

SWITCH,INTERLOCK

An item which completes or interrupts the connections in one or more electrical circuits. Its electrical elements consist of separate parts designed to be mounted respectively on a frame and a door, drawer, or cover, It acts as a safety device to open a circuit when the door or drawer is opened or the cover removed. It does not include devices of which a complete switch with an actuator is one of the parts; for such devices, use SWITCH (as modified). Excludes SWITCH, MERCURY; and SWITCH, REED.

SWITCH,PULL

A switch which is actuated by a device, such as a pull rod or a chain which requires pulling for each action. Excludes LIGHT-SWITCH ASSEMBLY and SWITCH, SENSITIVE.

SWITCH,PUSH

A switch that is externally actuated by a device such as a push rod or button, which requires pushing for each actuation. The action may be momentary, with mechanical return. The actuating device may or may not be an integral part of the switch. The item may include provisions for mounting indicating lamp(s) or light emitting diode(s) in the actuator. Includes items consisting of individually separable switches that are physically interlocked, that have a common actuator, or are electrically connected. Excludes LIGHT-SWITCH; LIGHT-SWITCH ASSEMBLY; SWITCH, BEAM SELECTING, HEADLIGHT; SWITCH, FOOT; SWITCH, INTERLOCK; SWITCH, PRESSURE; SWITCH, PUSH-PULL; SWITCH, SENSITIVE and SWITCH ASSEMBLY. For devices which start, stop, reverse, select and/or regulate the speed of a motor, see STARTER, MOTOR and CONTROLLER, MOTOR.

SWITCH,PUSH-PULL

A switch which is actuated in one direction by pushing and in the opposite direction by pulling. Excludes LIGHT-SWITCH ASSEMBLY.

SWITCH,TRIGGER

A switch which is actuated by pulling a trigger. The switching device with trigger action may be a separate unit but is usually mounted or designed to be mounted in a pistol-grip handle. It may include provisions for locking the switch in the "ON" position. Excludes GRIP ASSEMBLY, CONTROLLER, AIRCRAFT.

SWITCH,THERMOSTATIC

A switch that is actuated by changes in ambient temperature. Excludes CIRCUIT BREAKER; CONTROL, TEMPERATURE (as modified); FUSE (as modified); PROTECTOR, THERMAL-OVERLOAD, ELECTRICAL MOTOR; RELAY, THERMAL; and THERMOSTAT, FLOW CONTROL. See also CONTROL, TEMPERATURE (as modified) and REGULATOR, TEMPERATURE (as modified).

SWITCH DRIVE SUBASSEMBLY

Two or more different types of items having a common mounting or mounted on each other which together form a portion of a switch drive but which in itself is not a complete functioning item and cannot be assigned a more definite item name.

SWITCH SUBASSEMBLY

Two or more different types of items having a common mounting or mounted on each other which together forms a portion of a switch but which in itself is not a complete functioning item and cannot be assigned a more definite item name. See also SWITCH SECTION, ROTARY and CONTACT ASSEMBLY, ELECTRICAL.

COVER,ELECTRICAL SWITCH

Excludes BOOT, DUST AND MOISTURE SEAL; COVER, SWITCH TERMINAL; GUARD, SWITCH; and PLATE, WALL, ELECTRICAL.

SWITCH ASSEMBLY

Two or more complete switches mounted on each other or having a common mounting the major function of which is to hold the switches. Each switch, as a separable item, must be capable of functioning in accordance with its own name. Excludes items consisting of individually separable switches which are physically interlocked (e.g., one button returns when the other is pushed), which have a common actuator, or are electrically connected. See also SWITCH, PUSH.

ROTOR,ELECTRICAL SWITCH

An item designed as the rotating part of an electrical switch.

STOP,ELECTRICAL SWITCH

An item designed to restrict the movement of an electrical switch actuator, Excludes DETENT, SWITCH; and LATCH, SWITCH.

CONTROL,INTERLOCK

A device that determines the mode of operation of an interlock system.

SWITCH,INERTIA

A switch which is specifically designed to be actuated by an abrupt change in velocity of the item upon which it is mounted.

LATCH,SWITCH

An item which is an auxiliary part of a switch and designed to hold the switch in a position into which it has manually or mechanically been thrown. See also DETENT, SWITCH; and STOP, ELECTRICAL SWITCH.

DETENT,SWITCH

A mechanism which is a part of or may be added to a switch to establish predeternimed switching positions. See also STOP, ELECTRICAL SWITCH and LATCH, SWITCH.

SWITCH,ROTARY

A switch actuated by a definite angular rotation of the switch shaft about its axis. For items having rated actuation travel and pressure characteristics, see SWITCH, SENSITIVE. Excludes RELAY, ROTARY; SWITCH, STEPPING; and SWITCH, TELEPHONE (as modified).

BAR,ACTUATOR,ELECTRICAL SWITCH

An item which is long in proportion to its other dimensions and is used as an electrical switch actuator.

GUARD,SWITCH

A framework fabricated of rigid material designed to protect a switch against external damage and/or prevent inadvertent throwing of the switch. Excludes switch locking devices.

ROLLER,ELECTRICAL SWITCH

A machined pin, rod or cylinder which is used in the mechanism of an electrical switch to reduce friction and wear.

YOKE,ELECTRICAL SWITCH

An item designed to join together two electrical switches or parts of a switch so as to cause the joined items to function as a unit.

SWITCH,BOX

A switch designed with its actuator extending from the box which incloses the circuit elements. The door or cover of the box is designed so that it may be readily opened or removed, thus providing relatively easy access to the circuit elements. The item is commonly designated as a safety switch or entrance switch. May be fusible and may have interlocking device.

SWITCH,TILT

A switch which is actuated upon angular displacement from a predetermined plane. Does not include SWITCH, SENSITIVE and SWITCH, MERCURY.

SWITCH,RADIO FREQUENCY TRANSMISSION LINE

An item specifically designed for mechanically or electronically positioning one or more radio frequency transmission line sections so as to couple it or them to other sections in a radio frequency transmission line system. The switching function may be operated by a manual actuator, an electromechanical actuator or by means of an arrangement of semiconductors and passive circuit devices. Excludes RELAY, (as modified).

ADAPTER,SWITCH ACTUATOR

An adapter designed to be mounted on a switch so that the switch may be opened or closed by an action of force not adapted to directly actuate the integral switching mechanism. Does not include knobs. See also EXTENSION, SHAFT.

CONTROL,ROTARY SWITCH

An item which determines the mode of operation of an integral rotary switch. It is controlled manually or by a CONTROL, REMOTE SWITCHING.

SWITCH,PRESSURE-THERMOSTATIC

A switch which is actuated by changes of pressure (vacuum) on any gas or liquid and by changes in ambient temperature. The contacts for the temperature and pressure sensitive elements may be common.

SWITCH SECTION,ROTARY

An item consisting of electrical contacts mounted on an insulated plate which together form a section of a switch or relay. It includes both rotor and stator but does not include drive or actuating mechanism.

HANDLE,SWITCH

The detachable portion of an actuator. It is usually attached at an angle to the pivoted axis of the actuator. May include a radial lever as an integral or detachable part. Excludes KNOB; and HANDWHEEL.

HOUSING,SENSITIVE SWITCH

An item designed to inclose a basic sensitive switch providing characteristics features such as dust-proof, explosion-proof, watertight, and the like, and having provisions for actuating the switch. Excludes BOX, SWITCH.

SWITCH BOX

An enclosure which includes, mounts, and protects one or more electrical switches. It is designed to have a cover which completely encloses the switch(es) and its (their) actuator(s). The cover may or may not be included. May also include mounting hardware, lock(s), conduit fittings, and terminal board(s) used specifically for terminating the switch(es). For boxes containing combinations of different electrical devices, such as switches, jacks, fuseholders, connectors, circuit breakers, terminal boards, and the like, see DISTRIBUTION BOX. For boxes designed to mount but which do not include switches, see JUNCTION BOX. Excludes CONTROL (2) (as modified); PANEL, POWER DISTRIBUTION; SWITCH, BOX; and SWITCH ASSEMBLY.

WATER SWITCH

An item consisting of two electrodes which pass current when immersed in salt water. It may have an electrical connection cable.

BOOT,DUST AND MOISTURE SEAL

A flexible, nonmetallic item designed to prevent entry of dust, moisture and other contaminants into critical areas around shafts, levers, electrical wires and hoses. Sealing may be either static or dynamic. The item may include mounting hardware (support plates, clamps and the like). Excludes BELLOWS, PROTECTION; GROMMET, NONMETALLIC; and CABLE NIPPLE, ELECTRICAL. See also CAP, ELECTRICAL; CAP, PROTECTIVE, DUST AND MOISTURE SEAL; and SHIELD, ELECTRICAL CONNECTOR.

COVER,SWITCH ACTUATOR,NONLUMINOUS

A clip designed to fit on the end of a "bat" or "ball" type actuator of a switch or switch type circuit breaker. Its function is to cover luminous ends to prevent radiation, and/or to mark or identify when certain switches or circuits should not be used. For similar items having fluorescent or radioactive type inserts, use MARKER, SELF-LUMINOUS.

DIAPHRAGM,PRESSURE SWITCH

A maintenance item for a SWITCH, PRESSURE. It converts pressure into motion for opening or closing the switch contacts.

SWITCH,STEPPING

An electromagnetically actuated switch having contact wipers which are successively rotated over fixed bank contacts. The contact wipers are progressively advanced over the fixed bank contacts through a repetitive series of stepping operations. The stepping operation may be a continuous forward rotation acting through 360 degrees to return to its normal unoperated position or it may be designed to include an electromagnetic and/or mechanical means for releasing and resetting the switch to its released position for a subsequent operation. The contact wipers may be mechanically held in contact with the fixed bank contacts after the armature of the actuating coil has released. The switch may be released at the end of its travel or at any intermediate position. It includes items designed with two electromagnetic actuators that enable the switch to operate in either direction. For items having the dual function of a switch and a relay assembled together on a common mounting, see RELAY-SWITCH. For other than electromagnetically actuated switches whose contact wipers are manually rotated over fixed bank contacts, see SWITCH, ROTARY. Excludes RELAY, ROTARY and SWITCH, TELEPHONE (as modified).

SWITCH,REED

An item actuated by an external magnetic field and having two or more contacts inclosed in a sealed capsule. Do not use if switch has an actuator, such as a lever, push button, toggle, and the like. See SWITCH (as modified). For items provided with an operating coil, use RELAY (as modified). It includes items in which a contact may be moved into a mercury pool by a magnetic field.

SWITCH,PROXIMITY

A switch designed to perform the function of opening and/or closing one or more electrical circuits. The switching function is accomplished by means of separable contacts, semiconductor devices, or a combination of separable contacts and semiconductor devices. The item functions in response to electrical changes in its internal circuit caused by capacitance, inductance, or magnetic flux changes. It is activated by permanent magnets, metallic materials, or nonmetallic materials which come within its sensing range. For sensing switches which respond to changes other than capacitance, inductance, or magnetic flux, see SWITCH, AIRFLOW; SWITCH, CENTRIFUGAL; SWITCH, INERTIA; SWITCH, PRESSURE; SWITCH, PRESSURE-THERMOSTATIC; SWITCH, THERMOSTATIC; and SWITCH, TILT.

SWITCH,FLEXIBLE

A switch that is externally actuated by the application of pressure at any point along its operating surface which encloses parallel electrical conductors. It may have one or more sets of parallel conductors. Excludes SWITCH, PUSH and SWITCH, SENSITIVE.

SWITCH,FLOW

A switch which is specifically designed to operate by the influence of a gaseous, liquid, or solid media velocity on its actuator.

SWITCH,LIQUID LEVEL

A switch which is actuated by a float or sensing device(s) to control liquid level and/or actuate visual or audible warning systems. It may include a relay controlled by the switch element. Excludes TRANSMITTER,LIQUID QUANTITY.

RETAINER,ELECTRICAL SWITCH

An item designed to position and/or restrain the movement of one or more switches in their normal operating positions.

SWITCH,SOLID STATE

A switch designed to perform the function of opening and/or closing of one or more electrical circuits. In lieu of separable contacts, the switching function is accomplished by means of an arrangement of semiconductors and passive circuit devices. The item functions in response to electrical changes in its own internal circuit caused by the approach of permanent magnets, metals, capacitance or inductance. The form of the item and kind of actuation (push, toggle and rotary action) may be identical to that of switches having separable contacts.

SHIELD,SWITCH

An item specifically designed to be placed around or over one or more SWITCH (as modified) in order to prevent or reduce electrical and/or mechanical interference.

SWITCH,ELECTRONIC

An electronic device which provides for the transfer of the electrical signal input from one component to another, or between two or more components. It may also provide a continuous sequence of switching or sampling of a number of circuits. See also GATE, ELECTRONIC.

SWITCH,PROGRAMMING

An item with a motor-driven program switch which, contrary to pulse-actuated stepping mechanisms, is permanently driven. Program mechanisms are required in applications where the program flow must be free from control pulses. For pulse-driven switching mechanisms designed for stepping operations see SWITCH, STEPPING.

PUSH BUTTON SET

A group of two or more push buttons (the detachable portion of a switch, circuit breaker, controller or the like). They may be any shape or design and may include detachable tops, marked with letter(s), numeral(s), or other characters. Excludes KNOB, HANDLE, AND KEYTOP, KEYBOARD.

DUMMY SWITCH

An item occupying the space of an electrical switch, without having its functions.

ARM,SWITCH ACTUATOR

An arm designed to be mounted on a switch mechanism shaft.

KEY,SWITCH

A device intended for insertion into the actuator of a switch to lock the switch in either an on or off position.

PUSH BUTTON

An item which constitutes the detachable portion of a switch, circuit breaker, controller, motor starter actuator or items equipped with a key type station selector device etc, upon which the pushing pressure is applied to operate the item. It may be of any shape or design and may include a detachable top, marked with letter(s), numeral(s), or other characters, and/or a plunger or rod as an integral or detachable part. Excludes KNOB; HANDLE, SWITCH; BAR ACTUATOR, ELECTRICAL SWITCH and KEYTOP, KEYBOARD.

SWITCH,CODE INDICATING WHEEL

A switch which is externally actuated by a thumbwheel and/or pushbutton. A legend or message is visually displayed at each position of the indicating wheel which corresponds to electrically coded output. Electrically coded output is achieved by rotating a set of brush contacts permanently attached to the code indicating wheel, against a stationary commutator which is usually a printed wiring board having electrical pads or contacts which are interconnected by the rotating brush contacts. May have additional electrical components (such as resistors, capacitors, diodes) premounted on that portion of printed wiring board which extends beyond the back of switch housing.