PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

48981Circuit Breaker

Westerbeke Corporation · NSN 5925-01-631-9397 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-631-9397 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-631-9397. Primary manufacturer part number: 48981.
Features
  • Circuit Breaker — FSC 5925
  • 1 verified cross-reference
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-631-9397, is classified within Federal Supply Class 5925 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Westerbeke Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-631-9397
Primary Part Number48981
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerWesterbeke Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5365-00-380-002148981 INTERCHANGEABLE
Bushing,valve
Eaton Aerospace, Llc Dba Jackson South
3010-01-368-8589M10001604 INTERCHANGEABLE
Coupling,shaft,flexible
Magnaloy Coupling Co Div of Douville-Johnston Corp
3455-01-602-998048-981 INTERCHANGEABLE
Reamer,machine
Pan American Tool Corp
Cross-Reference Index
Part NumberManufacturer
48981 PRIMARY Westerbeke Corporation (USA)
Related Parts
5365-00-380-0021INTERCHANGEABLE
BUSHING,VALVE
48981
3010-01-368-8589INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
M10001604
3455-01-602-9980INTERCHANGEABLE
REAMER,MACHINE
48-981

Frequently Asked Questions

What is NSN 5925-01-631-9397?

NSN 5925-01-631-9397 is a Circuit Breaker, manufactured by Westerbeke Corporation, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-631-9397?

NSN 5925-01-631-9397 has 1 cross-referenced part number: 48981 (Westerbeke Corporation).

What NSN replaces 5925-01-631-9397?

There are 3 known substitutes for 5925-01-631-9397: 5365-00-380-0021, 3010-01-368-8589, 3455-01-602-9980. Verify interchangeability with system specifications before substitution.

What are the specifications of 48981?

Key specifications for 48981: End Item Identification: GENERATOR SET; Part Name Assigned by Controlling Agency: CIRCUIT BREAKER; Special Features: 48981 BREAKER CIRCUIT 20AMP 1 POLE S. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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