#20921424420H Breaker Assembly | Circuit Breakers

20921424420H

Circuit Breaker

NSN 5925-01-302-0778

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
013020778

Technical Specifications of NSN

Body Style:
Multipole-multiple actuator type
Body Length:
Between 5.110 inches and 5.140 inches
Body Width:
2.072 inches
Case Material:
Plastic
Center To Center Distance Between Terminals Parallel To Length:
Between 3.535 inches and 3.565 inches
Center To Center Distance Between Terminals Parallel To Width:
Between 1.011 inches and 1.041 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
Between 2.735 inches and 2.765 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width:
Between 1.011 inches and 1.041 inches
Fragility Factor:
Moderately rugged
Boss Height:
Between 0.205 inches and 0.235 inches
Mounting Surface To Terminal End Distance:
Between 3.535 inches and 3.565 inches
Pole Quantity:
2
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
4 threaded hole
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
20.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
5000.0 ac all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Magnetic all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
150.0 all locations
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
2 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At each pole
External Actuator Linkage Arrangement:
One and two linked
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
2.000 at 200 pct all locations and 20.000 at 200 pct all locations
Inclosure Protection Type For Which Designed:
Dustproof
Frequency In Hertz:
400.0 all locations
Unpackaged Unit Weight:
1.188 pounds
Thread Series Designator:
Unc
Terminal Type And Quantity:
4 screw
NSN:
5925-01-302-0778
Item Name:
Breaker Assembly
Cage Code:
81541

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
TK733-4120 ITEM 1-8
Cage Code:
96169
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 20921424420H

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Last Updated: 03/30/2025