The Circuit Breaker, cataloged under National Stock Number 5925-01-133-3161, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Carrier Corp. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-133-3161 |
| Primary Part Number | HH83XB427 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) |
| Actuator Position Designation | AT EACH POLE |
| Center to Center Distance Between Terminals Parallel to Width | 1.026 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| External Actuator Linkage Arrangement | ONE, TWO, AND THREE LINKED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.125 INCHES NOMINAL IN |
| Arc Quenching Method | AIR |
| Body Width | 3.078 INCHES NOMINAL IN |
| Body Height | 2.609 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Pole Quantity | 3 |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 5.800 INCHES NOMINAL IN |
| Manual Actuator Type and Quantity | 3 TOGGLE |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.026 INCHES NOMINAL IN |
| Inclosure Protection Type for Which Designed | DUSTPROOF |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Terminal Type and Quantity | 6 SCREW |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Boss Height | 0.219 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals Parallel to Length | 4.781 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HH83XB427 PRIMARY | Carrier Corp (USA) |
| Reference | Meaning |
|---|---|
| CF3-Z33-17 | 5/9 Secondary reference Eaton Corp Heinemann Products Commercial Controls Div |
NSN 5925-01-133-3161 is a Circuit Breaker, manufactured by Carrier Corp, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-133-3161 has 1 manufacturer part number on file: HH83XB427 (Carrier Corp).
Key specifications for HH83XB427: Reset Method: MANUAL; Mounting Facility Type and Quantity: 6 THREADED HOLE(S); Actuator Position Designation: AT EACH POLE; Center to Center Distance Between Terminals Parallel to Width: 1.026 INCHES NOMINAL IN. 26 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.