PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

033041O-Ring

Westerbeke Corporation · NSN 5331-01-603-5054 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-603-5054 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-603-5054. Primary manufacturer part number: 033041.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-603-5054, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives 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
NSN5331-01-603-5054
Primary Part Number033041
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerWesterbeke Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5365-00-741-2377033041 INTERCHANGEABLE
Shim
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4140-00-946-1283033041 INTERCHANGEABLE
Fan,tubeaxial
Rotron Incorporated
5910-01-248-683003-3041 INTERCHANGEABLE
Capacitor
Huntron Inc
Cross-Reference Index
Part NumberManufacturer
033041 PRIMARY Westerbeke Corporation (USA)
Related Parts
5365-00-741-2377INTERCHANGEABLE
SHIM
033041
4140-00-946-1283INTERCHANGEABLE
FAN,TUBEAXIAL
033041
5910-01-248-6830INTERCHANGEABLE
CAPACITOR
03-3041

Frequently Asked Questions

What is NSN 5331-01-603-5054?

NSN 5331-01-603-5054 is a O-Ring, manufactured by Westerbeke Corporation, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-603-5054?

NSN 5331-01-603-5054 has 1 cross-referenced part number: 033041 (Westerbeke Corporation).

What NSN replaces 5331-01-603-5054?

There are 3 known substitutes for 5331-01-603-5054: 5365-00-741-2377, 4140-00-946-1283, 5910-01-248-6830. Verify interchangeability with system specifications before substitution.

What are the specifications of 033041?

Key specifications for 033041: End Item Identification: NHA SEA WATER PUMP FOR 8.0-15.0 BEG GENERATOR SET. 1 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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