The Circuit Breaker Subassembly, cataloged under National Stock Number 5925-00-617-8312, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-00-617-8312 |
| Primary Part Number | 452D390G02 |
| Item Name | Circuit Breaker Subassembly |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 452D390G02 | Westinghouse Electric Corp (USA) |
| 904J413PC8 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| S452D390G02 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| 908D568PC1 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| 452D390G02 | 3/2 Design control — primary reference U.S. Government activity |
| AQBLF100AIRFUSED | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| S452D390G02 | C/1 Advisory reference — outside the item-of-supply concept Westinghouse Electric Corp |
NSN 5925-00-617-8312 is a Circuit Breaker Subassembly, manufactured by Westinghouse Electric Corp, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-00-617-8312 has 2 manufacturer part numbers on file: 452D390G02 (Westinghouse Electric Corp), 904J413PC8 (Westinghouse Electric Corp).
Key specifications for 452D390G02: Overall Height: 10.234 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Overall Length: 10.016 INCHES NOMINAL IN; Overall Width: 4.656 INCHES NOMINAL IN. 1 specification is 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.