#APMIL12-1-4-1-302 Motor Circuit Protector | Circuit Breakers

APMIL12-1-4-1-302

Circuit Breaker

NSN 5925-01-048-7087

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
010487087

Technical Specifications of NSN

Thread Pitch Diameters:
+0.3503/+0.3537 inches
Body Style:
Multipole-single actuator type
Bushing Length:
0.380 inches
Body Length:
1.562 inches
Body Width:
1.281 inches
Case Material:
Metal
Center To Center Distance Between Terminals Parallel To Length:
0.906 inches
Center To Center Distance Between Terminals Parallel To Width:
0.625 inches
Fragility Factor:
Moderately rugged
Mounting Surface To Terminal End Distance:
1.828 inches
Pole Quantity:
2
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
1 threaded bushing w/panel seal
Storage Type:
General purpose warehouse
Special Handling Feature:
Magnetic
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
3.0 amperes ac all locations and 3.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac all locations and 50.0 dc all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
300.0 ac all locations and 500.0 dc 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:
115.0 all locations
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
Between pole one and two
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.055 at 200 pct all locations and 0.950 at 200 pct all locations
Inclosure Protection Type For Which Designed:
Moisture resistant and fungus resistant and hermetically sealed and salt spray proof
Frequency In Hertz:
400.0 all locations
Unpackaged Unit Weight:
0.400 pounds
Test Data Document:
81349-mil-prf-39019 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator:
Unef
Terminal Type And Quantity:
4 wire hook
Specification Data:
81349-mil-prf-39019/3 government specification
NSN:
5925-01-048-7087
Item Name:
Motor Circuit Protector
Cage Code:
81541

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
M39019/3- 224
Cage Code:
81349
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
SM33-3-400-2
Cage Code:
74193
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
SM33-3-60-2
Cage Code:
74193
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
M39019/03-224
Cage Code:
96906
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
865136-1031
Cage Code:
13973
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
M39019/03-224
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/3
Cage Code:
81349
RNCC:
4
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
499-037-023
Cage Code:
07421
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
A5
Part Number:
260-4045-290
Cage Code:
13499
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
AP12-1-71-302
Cage Code:
81541
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
180AS282
Cage Code:
30003
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
7907116-06
Cage Code:
90536
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
11074-015
Cage Code:
91417
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
AP12-1755-1031
Cage Code:
81541
RNCC:
C
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
AF
Part Number:
865136-1037
Cage Code:
06481
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
APMIL12-1-51-302
Cage Code:
81541
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
AP-12-1-71-302
Cage Code:
82415
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
AP12-77-15
Cage Code:
81541
RNCC:
E
RNVC:
8
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
AP12-1755-1037
Cage Code:
81541
RNCC:
E
RNVC:
8
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
840069-2-15
Cage Code:
80249
RNCC:
E
RNVC:
8
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
MS9019-3-39
Cage Code:
96906
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
MIL-C-39019/3
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
M39019-3-37
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
M39019-3-39
Cage Code:
81349
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 apmil12-1-4-1-302 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 APMIL12-1-4-1-302

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