#51MC4-29-20 Overload Switch | Circuit Breakers

51MC4-29-20

Circuit Breaker

NSN 5925-00-517-7112

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
005177112

Detail Specifications

Body Style:
Single pole type
Body Length:
Between 1.985 inches and 2.015 inches
Body Width:
Between 0.745 inches and 0.755 inches
Case Material:
Plastic
Center To Center Distance Between Terminals Parallel To Length:
Between 1.555 inches and 1.565 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
Between 1.655 inches and 1.665 inches
Fragility Factor:
Moderately rugged
Boss Height:
Between 0.125 inches and 0.135 inches
Mounting Surface To Terminal End Distance:
Between 1.875 inches and 1.885 inches
Pole Quantity:
1
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
2 threaded hole
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
24.0 amperes 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:
1000.0 dc single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic-hydraulic 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 pole one
Internal Trip Release Configuration:
Relay trip single location
Thread Size:
0.138 inches
Inclosure Protection Type For Which Designed:
Fungus resistant and moisture resistant
Thread Series Designator:
Unc
Terminal Type And Quantity:
4 pin
NSN:
5925-00-517-7112
Item Name:
Overload Switch
Cage Code:
82647

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
FHC30-001-2
Cage Code:
80103
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
UPG4-1531-1
Cage Code:
81541
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
JA1-B6-A-24-50DC-P
Cage Code:
74193
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 51MC4-29-20

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Last Updated: 06/01/2025