The Circuit Breaker, cataloged under National Stock Number 5925-01-674-6427, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Carling Technologies, Inc Dba Carlingswitch. Government technical data includes 9 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-674-6427 |
| Primary Part Number | MS1-B-14-450-3-1BB-A-A |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Carling Technologies, Inc Dba Carlingswitch |
| Status | ACTIVE |
| Operating Voltage Type and Rating Per Pole in Volts | 50.0 DC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 1 LOCKING BUSHING WITH PANEL SEAL |
| Unpackaged Unit Weight | 0.11 POUNDS NOMINAL LBS |
| Body Style | SINGLE POLE TYPE |
| Pole Quantity | 1 |
| Maximum Continuous Load Current Rating Per Pole | 5.0 AMPERES DC SINGLE LOCATION |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Terminal Type and Quantity | 2 TAB W/SCREW |
| 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 |
|---|---|
| MS1-B-14-450-3-1BB-A-A PRIMARY | Carling Technologies, Inc Dba Carlingswitch (USA) |
| 12602967-002 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12602967-002 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5925-01-674-6427 is a Circuit Breaker, manufactured by Carling Technologies, Inc Dba Carlingswitch, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-674-6427 has 2 manufacturer part numbers on file: MS1-B-14-450-3-1BB-A-A (Carling Technologies, Inc Dba Carlingswitch), 12602967-002 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for MS1-B-14-450-3-1BB-A-A: Operating Voltage Type and Rating Per Pole in Volts: 50.0 DC SINGLE LOCATION; Mounting Facility Type and Quantity: 1 LOCKING BUSHING WITH PANEL SEAL; Overall Height: 34.9 MILLIMETERS NOMINAL MM; Unpackaged Unit Weight: 0.11 POUNDS NOMINAL LBS. 9 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.