The Circuit Breaker, cataloged under National Stock Number 5925-01-659-4121, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Thales Sa. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-659-4121 |
| Primary Part Number | 91945723 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Thales Sa |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Center to Center Distance Between Terminals Parallel to Width | 0.75 INCHES NOMINAL IN |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| Circuit Protection Type | OVERVOLTAGE ALL LOCATIONS |
| Body Width | 2.265 INCHES MAXIMUM IN |
| Body Height | 2.173 INCHES MAXIMUM IN |
| Pole Quantity | 3 |
| Maximum Continuous Load Current Rating Per Pole | 0.50 AMPERES DC ALL LOCATIONS |
| Specification/standard Data | 81541-MIL-STD-202 GOVERNMENT STANDARD |
| Body Length | 2.490 INCHES MAXIMUM IN |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Trip Release Method | MAGNETIC ALL LOCATIONS |
| 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 |
|---|---|
| 91945723 | Thales Sa (FRA) |
| Reference | Meaning |
|---|---|
| IULHK111-1REC4R-65-0.500-AE-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5925-01-659-4121 is a Circuit Breaker, manufactured by Thales Sa, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-659-4121 has 1 manufacturer part number on file: 91945723 (Thales Sa).
Key specifications for 91945723: Reset Method: MANUAL; Center to Center Distance Between Terminals Parallel to Width: 0.75 INCHES NOMINAL IN; Body Style: MULTIPOLE-MULTIPLE ACTUATOR TYPE; Circuit Protection Type: OVERVOLTAGE ALL LOCATIONS. 12 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.