#A21-1-1 Warning Light Switch Assembly | Switches

A21-1-1

Sensitive Switch

NSN 5930-00-581-4690

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
005814690

Product Technical Spec.

Hazardous Locations/environmental Protection:
Submersible
Case Material:
Plastic
Actuator Adapter Style:
Roller arm
Maximum Voltage Rating In Volts:
120.0 ac and 120.0 dc
Inclosure Type:
Fully enclosed
Features Provided:
Actuator seal
Thready Qty Per Inch (tpi):
32
Thread Size:
0.138 inches
Nonpile-up Contact Arrangement:
1 two circuit, double break/double make, one position momentary single switch unit
Switch Actuating Force:
32.0 ounces
Actuator Movement:
Between 0.188 pretravel inches and 0.250 overtravel inches and 0.312 differential inches
Contact Load Current Rating At Maximum Rated Voltage:
500.000 milliamperes resistive dc and 15.000 amperes resistive ac
Thread Series Designator:
Unc
Terminal Type And Quantity:
4 screw
NSN:
5930-00-581-4690
Item Name:
Warning Light Switch Assembly
Cage Code:
81640

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
DMS 78001B
Cage Code:
16236
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Limit Microswitches
------------ P/N A21-1-1

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Last Updated: 03/14/2025