PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63617O-Ring

Nibco Inc · NSN 5331-01-264-6402 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-264-6402 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-264-6402. Primary manufacturer part number: 63617.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • 1 verified cross-reference
  • Primary manufacturer: Nibco Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-264-6402, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Nibco Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-264-6402
Primary Part Number63617
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNibco Inc
StatusACTIVE
MaterialRUBBER FLUOROCARBON CLASS FPM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2805-00-356-083923638 INTERCHANGEABLE
Valve,poppet,engine
Briggs and Stratton Corp
6620-01-191-5932 INTERCHANGEABLE
Indicator,engine Te
3110-01-191-712363617 INTERCHANGEABLE
Bearing,ball,annular
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5120-01-349-4721 INTERCHANGEABLE
Wrench,box and Open End,combinat
5330-01-548-131863617 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Paccar Winch Inc Dba Paccar Winch Division
Cross-Reference Index
Part NumberManufacturer
63617 Nibco Inc (USA)
Related Parts
2805-00-356-0839INTERCHANGEABLE
VALVE,POPPET,ENGINE
23638
6620-01-191-5932INTERCHANGEABLE
INDICATOR,ENGINE TE
3110-01-191-7123INTERCHANGEABLE
BEARING,BALL,ANNULAR
63617
5120-01-349-4721INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5330-01-548-1318INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
63617

Frequently Asked Questions

What is NSN 5331-01-264-6402?

NSN 5331-01-264-6402 is a O-Ring, manufactured by Nibco Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-264-6402?

NSN 5331-01-264-6402 has 1 cross-referenced part number: 63617 (Nibco Inc).

What NSN replaces 5331-01-264-6402?

There are 5 known substitutes for 5331-01-264-6402: 2805-00-356-0839, 6620-01-191-5932, 3110-01-191-7123 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 63617?

Key specifications for 63617: Material: RUBBER FLUOROCARBON CLASS FPM. 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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