The Locking Device,circuit Breaker, cataloged under National Stock Number 5925-01-582-3584, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navico Group Americas Llc Dba Power Products of Delaware, Llc Div Navico Group, Previously Power Products Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5925-01-582-3584 |
| Primary Part Number | 4125-BSS |
| Item Name | Locking Device,circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Navico Group Americas Llc Dba Power Products of Delaware, Llc Div Navico Group, Previously Power Products Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 4125-BSS | Navico Group Americas Llc Dba Power Products of Delaware, Llc Div Navico Group, Previously Power Products Llc (USA) |
| Reference | Meaning |
|---|---|
| 4125 | 3/9 Design control — primary reference Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems |
NSN 5925-01-582-3584 is a Locking Device,circuit Breaker, manufactured by Navico Group Americas Llc Dba Power Products of Delaware, Llc Div Navico Group, Previously Power Products Llc, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-582-3584 has 1 manufacturer part number on file: 4125-BSS (Navico Group Americas Llc Dba Power Products of Delaware, Llc Div Navico Group, Previously Power Products Llc).
Key specifications for 4125-BSS: Special Features: INAVY-LOCKING DEVICE, CIRCUIT BREAKER, MFG DESCRIPTION: AC A-SERIES CIRCUIT BREAKER LOCKOUT SLIDE, ALLOWS ONLY ONE DOUBLE-POLE AC CIRCUIT BREAKER TO BE ACTIVATED AT A TIME, SO AC POWER IS NOT MIXED.; End Item Identification: BOAT, HARBOR SECURITY, 27FT, 27HS080X FT. 0 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.