The Circuit Breaker, cataloged under National Stock Number 5925-01-700-6601, 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 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-700-6601 |
| Primary Part Number | MS1-B-12-250-3-1CB-A-C |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Carling Technologies, Inc Dba Carlingswitch |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| Operating Voltage Type and Rating Per Pole in Volts | 65.0 DC AND 125.0 AC AND 250.0 AC SINGLE LOCATION |
| Mounting Facility Type and Quantity | 2 THREADED BUSHING WITH PANEL SEAL |
| Actuator Position Designation | AT POLE ONE |
| Body Style | SINGLE POLE TYPE |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.250 INCHES NOMINAL IN |
| Body Width | 0.650 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Mounting Surface to Terminal End Distance | 2.158 INCHES NOMINAL IN |
| Maximum Continuous Load Current Rating Per Pole | 0.500 AMPERES AC SINGLE LOCATION |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Body Length | 1.375 INCHES NOMINAL IN |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Actuator Function | TRIP-RESET |
| Terminal Type and Quantity | 2 SCREW |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Trip Release Method | MAGNETIC-HYDRAULIC 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-12-250-3-1CB-A-C PRIMARY | Carling Technologies, Inc Dba Carlingswitch (USA) |
NSN 5925-01-700-6601 is a Circuit Breaker, manufactured by Carling Technologies, Inc Dba Carlingswitch, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-700-6601 has 1 manufacturer part number on file: MS1-B-12-250-3-1CB-A-C (Carling Technologies, Inc Dba Carlingswitch).
Key specifications for MS1-B-12-250-3-1CB-A-C: Reset Method: MANUAL; Internal Trip Release Configuration: SERIES TRIP SINGLE LOCATION; Operating Voltage Type and Rating Per Pole in Volts: 65.0 DC AND 125.0 AC AND 250.0 AC SINGLE LOCATION; Mounting Facility Type and Quantity: 2 THREADED BUSHING WITH PANEL SEAL. 18 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.