#AP-1-4-51-251 Breaker Assembly metal case material

AP-1-4-51-251

Circuit Breaker

NSN 5925-00-055-9354

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000559354
Description

Single pole type body style, 0.315 inches bushing length, 1.500 inches body length, 0.625 inches body width, metal case material.

Technical Specifications of NSN

Body Style:
Single pole type
Bushing Length:
0.315 inches
Body Length:
1.500 inches
Body Width:
0.625 inches
Case Material:
Metal
Center To Center Distance Between Terminals Parallel To Length:
0.687 inches
Mounting Surface To Terminal End Distance:
1.635 inches
Pole Quantity:
1
Mounting Facility Type And Quantity:
1 threaded bushing
Storage Type:
General purpose warehouse
Special Handling Feature:
Magnetic
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
250.0 milliamperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
50.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
500.0 dc 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
Actuator Position Designation:
At pole one
Internal Trip Release Configuration:
Relay trip single location
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
Inclosure Protection Type For Which Designed:
Shockproof and vibrationproof and hermetically sealed
Thread Series Designator:
Unef
Terminal Type And Quantity:
2 wire hook
NSN:
5925-00-055-9354
Item Name:
Breaker Assembly
Cage Code:
81541

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
CB5410
Cage Code:
09017
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
503A251
Cage Code:
81541
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

  We Guarantee with Every Order

  •   100% Genuine Manufacturers Parts
  •   Every Product thoroughly Inspected
  •   Sales Record Retention of 7 years
  •   Fast Delivery
  •   HAZMAT Certified
  •   Global Shipping

Pricing & Availability

Submit this form for current pricing and availability quote on part number ap-1-4-51-251 and/or cross reference parts.
Part / NSN:
Qty:
Your Email:
Phone:
Ref. / PO #:
Company:

We do not share or sell your information to anyone.
Privacy | Terms

Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N AP-1-4-51-251

New Products Recently updated in circuit breakers

  • 27-10388-1 circuit breaker
    NSN 5925-00-166-3440

    Multipole-single actuator type body style, 0.250 inches bushing length, 1.312 inches body length, 2.140 inches body width, 2.156 inches body height

  • 1536-007-10 circuit breaker
    NSN 5925-00-166-3440

    Multipole-single actuator type body style, 0.250 inches bushing length, 1.312 inches body length, 2.140 inches body width, 2.156 inches body height

  • 314C920G21 circuit breaker
    NSN 5925-00-165-8693

    3 pole quantity, 150.0 amperes ac all locations maximum continuous load current rating per pole, 600.0 ac all locations operating voltage type and rating per pole in volts

  • KA3150 circuit breaker
    NSN 5925-00-165-8693

    3 pole quantity, 150.0 amperes ac all locations maximum continuous load current rating per pole, 600.0 ac all locations operating voltage type and rating per pole in volts

  • 504C336G21 circuit breaker
    NSN 5925-00-165-8693

    3 pole quantity, 150.0 amperes ac all locations maximum continuous load current rating per pole, 600.0 ac all locations operating voltage type and rating per pole in volts

  • BAB1015 circuit breaker
    NSN 5925-00-165-8694

    1 pole quantity, 15.0 amperes ac single location maximum continuous load current rating per pole, 240.0 ac single location operating voltage type and rating per pole in volts


Best-Selling Products A collection of our most popular products

Last Updated: 08/09/2025