NSN 5925-01-385-9384 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-385-9384. Manufacturer of record part number: 66U1-1723-2.
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 66U1-1723-2
Manufacturer: Carrier Corp
General Description
The Circuit Breaker, cataloged under National Stock Number 5925-01-385-9384, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Carrier Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Circuit Breaker
FSC / FSG
5925 — Circuit Breakers (FSG 59)
Manufacturers
Carrier Corp (CAGE 10855); Devonport Royal Dockyard Limited, Devonport Royal Dockyard (CAGE K5070)
Technical Specifications
Parameter
Value
NSN
5925-01-385-9384
Primary Part Number
66U1-1723-2
Item Name
Circuit Breaker
FSC / FSG
5925 / 59 — Circuit Breakers
Manufacturer
Carrier Corp
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR)
No interchangeability data on file.
Other items in FSC 5925 — Circuit Breakers
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 5925-01-385-9384?
NSN 5925-01-385-9384 is a Circuit Breaker, manufactured by Carrier Corp, classified under FSC 5925, Circuit Breakers. Status: active.
What part numbers are listed for NSN 5925-01-385-9384?
NSN 5925-01-385-9384 has 2 manufacturer part numbers on file: 66U1-1723-2 (Carrier Corp), SR1763/8 (Devonport Royal Dockyard Limited, Devonport Royal Dockyard).
Is NSN 5925-01-385-9384 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.