PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203424O-Ring

Lord Corporation Dba Lord Corp · NSN 5331-00-298-9956 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-298-9956 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-298-9956. Primary manufacturer part number: 203424.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
  • 8 verified cross-references
  • Primary manufacturer: Lord Corporation Dba Lord Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-298-9956, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Lord Corporation Dba Lord Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-298-9956
Primary Part Number203424
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerLord Corporation Dba Lord Corp
StatusACTIVE
Cross-Sectional Height0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5331-00-152-9345ARP568-912M1LP25732 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-395-5737AS568-912 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-935-9203 INTERCHANGEABLE
O-Ring
5331-01-057-3127AS568-912 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-064-62852775278-102 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Aerospace Group Headquarters
5331-01-318-4560AS568-912 INTERCHANGEABLE
O-Ring
Dante Valve Company
6750-01-427-2169 INTERCHANGEABLE
Film,photographic
5331-01-431-3610 INTERCHANGEABLE
O-Ring
5331-01-563-1737 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS568-912 Society of Automotive Engineers Inc (USA)
203424 Parker-Hannifin Corp Div O-Ring Division (USA)
203424 PRIMARY Lord Corporation Dba Lord Corp (USA)
203424 PRIMARY Acushnet Rubber Company, Inc. Dba Precix (USA)
AMS-P-5315 Society of Automotive Engineers Inc (USA)
AMS-P-5315 Sae International Dba Sae International (USA)
AS568-912 Sae International Dba Sae International (USA)
203424 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5331-00-152-9345INTERCHANGEABLE
O-RING
ARP568-912M1LP25732
5331-00-395-5737INTERCHANGEABLE
O-RING
AS568-912
5331-00-935-9203INTERCHANGEABLE
O-RING
5331-01-057-3127INTERCHANGEABLE
O-RING
AS568-912
5331-01-064-6285INTERCHANGEABLE
O-RING
2775278-102
5331-01-318-4560INTERCHANGEABLE
O-RING
AS568-912
6750-01-427-2169INTERCHANGEABLE
FILM,PHOTOGRAPHIC
5331-01-431-3610INTERCHANGEABLE
O-RING
5331-01-563-1737INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-298-9956?

NSN 5331-00-298-9956 is a O-Ring, manufactured by Lord Corporation Dba Lord Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-298-9956?

NSN 5331-00-298-9956 has 8 cross-referenced part numbers: AS568-912 (Society of Automotive Engineers Inc), 203424 (Parker-Hannifin Corp Div O-Ring Division), 203424 (Lord Corporation Dba Lord Corp), 203424 (Acushnet Rubber Company, Inc. Dba Precix), AMS-P-5315 (Society of Automotive Engineers Inc) and 3 more.

What NSN replaces 5331-00-298-9956?

There are 9 known substitutes for 5331-00-298-9956: 5331-00-152-9345, 5331-00-395-5737, 5331-00-935-9203 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 203424?

Key specifications for 203424: Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com