NSN 5925-01-134-9544 · NIIN 011349544 · Part number 711221
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · FSC 5925 — Circuit Breakers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 30086
Government record, cited
NSN 5925-01-134-9544 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-134-9544. Manufacturer of record part number: 711221.
Also searched as5925-01-134-9544 ·
5925011349544 ·
NIIN 011349544 ·
01-134-9544 ·
FSC 5925 Circuit Breakers · CAGE 30086 · 711221
Manufacturer of record: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Identification
NSN: 5925-01-134-9544
NIIN: 011349544
FSC: 5925 — Circuit Breakers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 711221
Manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
General Description
The Circuit Breaker,air, cataloged under National Stock Number 5925-01-134-9544, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Circuit Breaker,air
FSC / FSG
5925 — Circuit Breakers (FSG 59)
Manufacturers
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (CAGE 30086)
Technical Specifications
Parameter
Value
NSN
5925-01-134-9544
Primary Part Number
711221
Item Name
Circuit Breaker,air
FSC / FSG
5925 / 59 — Circuit Breakers
Manufacturer
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
S
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-332-6055711221POSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division
5310-01-356-5104711221POSSIBLE MATCH
NUT STRIP
Possible match (shared part number)Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
4820-01-332-6055POSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
711221
5310-01-356-5104POSSIBLE MATCH
NUT STRIP
711221
4470-01-467-0427POSSIBLE MATCH
ACB2002HRC CKT BKR
4470-01-467-0429POSSIBLE MATCH
ACB-2002HRC CKT BKR
Frequently Asked Questions
What is NSN 5925-01-134-9544?
NSN 5925-01-134-9544 is a Circuit Breaker,air, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5925, Circuit Breakers. Status: active.
What part numbers are listed for NSN 5925-01-134-9544?
NSN 5925-01-134-9544 has 1 manufacturer part number on file: 711221 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
What NSN replaces 5925-01-134-9544?
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-332-6055, 5310-01-356-5104, 4470-01-467-0427. Verify interchangeability with system specifications before substitution.
Is NSN 5925-01-134-9544 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.
What is the DEMIL code for NSN 5925-01-134-9544?
NSN 5925-01-134-9544 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.