The Circuit Breaker, cataloged under National Stock Number 5925-01-379-3963, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cae Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-379-3963 |
| Primary Part Number | PS167973-39-5-267 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Cae Inc |
| Status | ACTIVE |
| Operating Voltage Type and Rating Per Pole in Volts | 250.0 AC AND 28.0 DC SINGLE LOCATION |
| Circuit Protection Type | OVERCURRENT SINGLE LOCATION |
| Pole Quantity | 1 |
| Maximum Continuous Load Current Rating Per Pole | 5.0 AMPERES DC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Trip Release Method | MAGNETIC SINGLE LOCATION |
| 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 |
|---|---|
| PS167973-39-5-267 | Cae Inc (CAN) |
| Reference | Meaning |
|---|---|
| 203-2-2-52-502-L-1-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-379-3963 is a Circuit Breaker, manufactured by Cae Inc, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-379-3963 has 1 manufacturer part number on file: PS167973-39-5-267 (Cae Inc).
Key specifications for PS167973-39-5-267: Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC AND 28.0 DC SINGLE LOCATION; Circuit Protection Type: OVERCURRENT SINGLE LOCATION; Pole Quantity: 1; Maximum Continuous Load Current Rating Per Pole: 5.0 AMPERES DC SINGLE LOCATION. 6 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.