#4MC321100 Magnetic Circuit Protector | Circuit Breakers

4MC321100

Circuit Breaker

NSN 5925-01-111-5216

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
011115216

Detail Specifications

Body Style:
Single pole type
Body Length:
2.300 inches
Body Width:
0.750 inches
Case Material:
Plastic
Center To Center Distance Between Terminals Parallel To Length:
1.738 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
1.738 inches
Boss Height:
0.115 inches
Mounting Surface To Terminal End Distance:
2.635 inches
Pole Quantity:
1
Mounting Facility Type And Quantity:
2 threaded hole
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
100.0 amperes ac single location and 100.0 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
250.0 ac single location and 60.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
1000.0 ac single location and 1500.0 dc single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic single location
Trip Release Characteristic:
Instantaneous 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 each pole
Internal Trip Release Configuration:
Series trip single location
Thread Size:
0.138 inches
Inclosure Protection Type For Which Designed:
Corrosion resistant and fungus resistant and shock resistant and vibration resistant
Frequency In Hertz:
60.0 single location
Unpackaged Unit Weight:
4.000 ounces
Thread Series Designator:
Unc
Terminal Type And Quantity:
2 threaded stud
Specification Data:
53711-5428342 manufacturers source control
NSN:
5925-01-111-5216
Item Name:
Magnetic Circuit Protector
Cage Code:
82647

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
5428342-2
Cage Code:
53711
RNCC:
1
RNVC:
2
RNAAC:
PA
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 4MC321100

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Last Updated: 08/16/2025