The Circuit Breaker, cataloged under National Stock Number 5925-01-541-8343, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ultra Electronics Limited Div Ultra Electronics Limited Nuclear Control Systems. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-541-8343 |
| Primary Part Number | 516/4/00605/001 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Ultra Electronics Limited Div Ultra Electronics Limited Nuclear Control Systems |
| Status | ACTIVE |
| Pole Quantity | 2 |
| 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 |
|---|---|
| 516/4/00605/001 | Ultra Electronics Limited Div Ultra Electronics Limited Nuclear Control Systems (GBR) |
| Reference | Meaning |
|---|---|
| 205-11-1-66-5-202-A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-541-8343 is a Circuit Breaker, manufactured by Ultra Electronics Limited Div Ultra Electronics Limited Nuclear Control Systems, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-541-8343 has 1 manufacturer part number on file: 516/4/00605/001 (Ultra Electronics Limited Div Ultra Electronics Limited Nuclear Control Systems).
Key specifications for 516/4/00605/001: Pole Quantity: 2; Special Features: DUST SEALED BREAKER; TWO POLE; SERIES; 50/60HZ MOTOR START DELAY (HIGH PULSE); 277/480 SERIES ONLY Y CONNECT ION; 2.0 NOMINAL AMPERAGE RATING; METRIC THREAD MOUNT AND TERMINALS. 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.