PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3581-014O-Ring

Society of Automotive Engineers Inc · NSN 5331-00-235-5262 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-235-5262 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-235-5262. Primary manufacturer part number: AS3581-014.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 125 MAXIMUM
  • Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
  • Outside Diameter: 0.629 INCHES NOMINAL IN
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Material Document and Classification: MIL-G-23652,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Criticality Code Justification: ZZZW
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 5331-00-235-5262, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-235-5262
Primary Part NumberAS3581-014
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Elongation Percentage125 MAXIMUM
Hardness Rating85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
Outside Diameter0.629 INCHES NOMINAL IN
MaterialRUBBER FLUOROCARBON CLASS FPM
Material Document and ClassificationMIL-G-23652,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Criticality Code JustificationZZZW
Departure From Cited DocumentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
Center Hole Diameter0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5331-00-166-1068M83248/1-116 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-166-1086AS3581-014 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-831-6639AS568-014/AMS3218C INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-267-9176000014EE INTERCHANGEABLE
O-Ring
Admiral Valve Llc Dba Cpv Manufacturing
9320-01-470-9946 INTERCHANGEABLE
Rubber Round Section
5331-01-542-66987550478-PLC11401-011 INTERCHANGEABLE
O-Ring
Naval Sea Systems Command
5330-01-720-9970 INTERCHANGEABLE
Packing,preformed
Cross-Reference Index
Part NumberManufacturer
AS3581-014 Society of Automotive Engineers Inc (USA)
PL-4339 ITEM 11CP Naval Inventory Control Point Mechanicsburg (USA)
MIL-R-83248/2-0 14 Zf Industrieantriebe Witten Gmbh (DEU)
C8784 ITEM 12 Admiral Valve Llc Dba Cpv Manufacturing (USA)
AMS3218 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ARP568-014MILG23652TY2 Society of Automotive Engineers Inc (USA)
000014EE Admiral Valve Llc Dba Cpv Manufacturing (USA)
AS3581-014 Sae International Dba Sae International (USA)
000014EECP Naval Inventory Control Point Mechanicsburg (USA)
SAE-AS3581 Sae International Dba Sae International (USA)
ARP568-014MILG23652TY2CP Naval Inventory Control Point Mechanicsburg (USA)
PL-4339 ITEM 11 Admiral Valve Llc Dba Cpv Manufacturing (USA)
M83248/2-014 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M83248/2-014CP Naval Inventory Control Point Mechanicsburg (USA)
C8784 ITEM 12CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-00-166-1068INTERCHANGEABLE
O-RING
M83248/1-116
5331-00-166-1086INTERCHANGEABLE
O-RING
AS3581-014
5331-00-831-6639INTERCHANGEABLE
O-RING
AS568-014/AMS3218C
5331-01-267-9176INTERCHANGEABLE
O-RING
000014EE
9320-01-470-9946INTERCHANGEABLE
RUBBER ROUND SECTION
5331-01-542-6698INTERCHANGEABLE
O-RING
7550478-PLC11401-011
5330-01-720-9970INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5331-00-235-5262?

NSN 5331-00-235-5262 is a O-Ring, manufactured by Society of Automotive Engineers Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-235-5262?

NSN 5331-00-235-5262 has 15 cross-referenced part numbers: AS3581-014 (Society of Automotive Engineers Inc), PL-4339 ITEM 11CP (Naval Inventory Control Point Mechanicsburg), MIL-R-83248/2-0 14 (Zf Industrieantriebe Witten Gmbh), C8784 ITEM 12 (Admiral Valve Llc Dba Cpv Manufacturing), AMS3218 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 10 more.

What NSN replaces 5331-00-235-5262?

There are 7 known substitutes for 5331-00-235-5262: 5331-00-166-1068, 5331-00-166-1086, 5331-00-831-6639 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3581-014?

Key specifications for AS3581-014: Elongation Percentage: 125 MAXIMUM; Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM; Outside Diameter: 0.629 INCHES NOMINAL IN; Material: RUBBER FLUOROCARBON CLASS FPM. 9 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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