PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26-862O-Ring

Clausing Corp · NSN 5331-01-272-6454 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-272-6454 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-272-6454. Primary manufacturer part number: 26-862.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Clausing Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-272-6454, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Clausing Corp. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersClausing Corp (CAGE 04522)
Technical Specifications
ParameterValue
NSN5331-01-272-6454
Primary Part Number26-862
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerClausing Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2990-00-353-760826669 INTERCHANGEABLE
Link
Briggs and Stratton Corp
Cross-Reference Index
Part NumberManufacturer
72445-0 Clausing Corp (USA)
26-862 PRIMARY Clausing Corp (USA)
Related Parts
2990-00-353-7608INTERCHANGEABLE
LINK
26669

Frequently Asked Questions

What is NSN 5331-01-272-6454?

NSN 5331-01-272-6454 is a O-Ring, manufactured by Clausing Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-272-6454?

NSN 5331-01-272-6454 has 2 cross-referenced part numbers: 72445-0 (Clausing Corp), 26-862 (Clausing Corp).

What NSN replaces 5331-01-272-6454?

There is 1 known substitute for 5331-01-272-6454: 2990-00-353-7608. Verify interchangeability with system specifications before substitution.

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