NSN 5925-01-557-2446 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-557-2446. Manufacturer of record part number: CG1-B2-22-450-21B-DG.
The Circuit Breaker, cataloged under National Stock Number 5925-01-557-2446, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5925-01-557-2446
Primary Part Number
CG1-B2-22-450-21B-DG
Item Name
Circuit Breaker
FSC / FSG
5925 / 59 — Circuit Breakers
Manufacturer
Carling Technologies, Inc Dba Carlingswitch
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5925-00-001-1277
CIRCUIT BREAKER
5925-00-001-2809
5925-00-001-2809 · Item name not on file
5925-00-001-3838
CIRCUIT BREAKER
5925-00-001-5748
5925-00-001-5748 · Item name not on file
5925-00-001-5926
5925-00-001-5926 · Item name not on file
5925-00-001-5938
5925-00-001-5938 · Item name not on file
5925-00-001-5942
CIRCUIT BREAKER
5925-00-001-5977
CIRCUIT BREAKER
Frequently Asked Questions
What is NSN 5925-01-557-2446?
NSN 5925-01-557-2446 is a Circuit Breaker, manufactured by Carling Technologies, Inc Dba Carlingswitch, classified under FSC 5925, Circuit Breakers. Status: active.
What part numbers are listed for NSN 5925-01-557-2446?
NSN 5925-01-557-2446 has 2 manufacturer part numbers on file: CG1-B2-22-450-21B-DG (Carling Technologies, Inc Dba Carlingswitch), 348-1411-0030 (Unipower, Llc).
What are the specifications of CG1-B2-22-450-21B-DG?
Key specifications for CG1-B2-22-450-21B-DG: Part Name Assigned by Controlling Agency: C-SERIES UL489 BREAKER; End Item Identification: ANTRC-213. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5925-01-557-2446 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.