#520A402 Breaker Assembly thd bushing mounting facility type and quantity

520A402

Circuit Breaker

NSN 5925-00-045-8091

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
000458091
Description

1.750 inches overall length, 2.570 inches overall height, 0.630 inches overall width, metal case material, 1 pole quantity, thd bushing mounting facility type and quantity.

Detail Specifications

Overall Length:
1.750 inches
Overall Height:
2.570 inches
Overall Width:
0.630 inches
Case Material:
Metal
Pole Quantity:
1
Mounting Facility Type And Quantity:
Thd bushing
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
4.0 amperes ac single location
Operating Voltage Type And Rating Per Pole In Volts:
120.0 ac single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
500.0 ac single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic single location
Trip Release Characteristic:
Time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
125.0 single location
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.150 at 200 pct single location and 0.800 at 200 pct single location and 0.050 at 300 pct single location and 0.370 at 300 pct single location and 0.010 at 400 pct single location and 0.190 at 400 pct single location
Inclosure Protection Type For Which Designed:
Hermetically sealed
Frequency In Hertz:
400.0 single location
Thread Series Designator:
Unef
Terminal Type And Quantity:
2 wire hook
NSN:
5925-00-045-8091
Item Name:
Breaker Assembly
Cage Code:
81541

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
1179003P14
Cage Code:
94117
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 520A402

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Last Updated: 07/25/2025