NSN 5925-00-154-8174 Repair Services

Circuit Breaker Overhaul, Repair, and Maintenance

MPN: AP1-251-40, QB400229-40, 1943379-40, AP112-251-40, HEC3-1-5-240VAC2-400HZ, SM333-1-5-240-400-2

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 5925-00-154-8174 circuit breaker
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NSN 5925001548174


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AS9120B:2015 ISO 9001 Audited and Certified

FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 5925-00-154-8174 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 5925-00-154-8174 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 5925-00-154-8174
Categorization Automatic circuit breakers, for a voltage not exceeding 1,000 v
Repairability Code N

Approximate Weight 0.0lb
Thread Pitch Diameters +0.1177/+0.1214 inches
Body Style Multipole-single actuator type
Bushing Length 0.375 inches
Body Length 1.500 inches
Body Width 1.875 inches
Case Material Metal
Center To Center Distance Between Terminals Parallel To Length 0.875 inches
Center To Center Distance Between Terminals Parallel To Width 0.625 inches
Fragility Factor Moderately rugged
Mounting Surface To Terminal End Distance 1.780 inches
Pole Quantity 3
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 1.5 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts 240.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps 300.0 ac all locations
Circuit Protection Type Overcurrent all locations
Trip Release Method Magnetic-hydraulic all locations
Trip Release Characteristic Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent 115.0 all locations
Ultimate Trip Time Per Pole In Seconds 5.000 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 At pole two
Internal Trip Release Configuration Series trip all locations
Thread Size 0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current 0.180 at 200 pct all locations and 0.700 at 200 pct all locations
Inclosure Protection Type For Which Designed Hermetically sealed
Frequency In Hertz 400.0 all locations
Thread Series Designator Unef
Terminal Type And Quantity 6 wire hook

Part Numbers

Part Number Company RNAAC (Repair Depot)
AP1-251-40 SENSATA TECHNOLOGIES MARYLAND, INC TX - DLA LAND AND MARITIME
QB400229-40 HONEYWELL INTL INC TX - DLA LAND AND MARITIME
1943379-40 HONEYWELL INTL INC TX - DLA LAND AND MARITIME
AP112-251-40 SENSATA TECHNOLOGIES MARYLAND, INC TX - DLA LAND AND MARITIME
HEC3-1-5-240VAC2-400HZ EATON CORP TX - DLA LAND AND MARITIME
SM333-1-5-240-400-2 EATON CORP TX - DLA LAND AND MARITIME
QB400229-40 HONEYWELL INTL INC DEFENSE AVIONICS TX - DLA LAND AND MARITIME
1943379-40 HONEYWELL INTL INC DEFENSE AVIONICS TX - DLA LAND AND MARITIME