#21EN51-S Microswitch | Switches

21EN51-S

Sensitive Switch

NSN 5930-01-178-4285

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
011784285

Product Technical Spec.

Body Style:
Bushing mounted
Hazardous Locations/environmental Protection:
Corrosion resistant
Overall Length:
3.316 inches
Overall Height:
1.000 inches
Overall Width:
1.000 inches
Body Diameter:
1.000 inches
Bushing Length:
Between 0.627 inches and 0.687 inches
Body Length:
1.505 inches
Case Material:
Metal
Actuator Style:
Roller plunger
Actuator Free Position Height:
Between 1.751 inches and 1.811 inches
Actuator Roller Diameter:
0.500 inches
Actuator Roller Width:
0.125 inches
Maximum Voltage Rating In Volts:
115.0 ac and 28.0 dc
Inclosure Type:
Fully enclosed
Mounting Method:
Threaded bushing
Thread Size:
0.625 inches
Nonpile-up Contact Arrangement:
2 pole, single throw, normally closed, momentary action single switch unit
Switch Release Force:
32.0 ounces
Switch Actuating Force:
Between 48.0 ounces and 96.0 ounces
Actuator Movement:
Between 0.040 pretravel inches and 0.250 overtravel inches and 0.020 differential inches
Contact Load Current Rating At Maximum Rated Voltage:
5.000 amperes resistive dc and 3.000 amperes inductive dc and 24.000 amperes lamp dc and 4.000 amperes motor dc and 5.000 amperes resistive ac and 5.000 amperes inductive ac
Thread Series Designator:
Unef
Terminal Type And Quantity:
4 tab w/screw
NSN:
5930-01-178-4285
Item Name:
Microswitch
Cage Code:
91929

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
63-700025
Cage Code:
04426
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
50151
Cage Code:
72429
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Sensitive Switches
------------ P/N 21EN51-S

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Last Updated: 01/29/2025