PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3581-227O-Ring

Sae International Dba Sae International · NSN 5331-01-713-6663 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-713-6663 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-713-6663. Primary manufacturer part number: AS3581-227.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Hardness Rating: 85.0 SHORE DUROMETER A NOMINAL AND 95.0 SHORE DUROMETER A NOMINAL
  • Material: FLUOROCARBON RUBBER
  • Specification/standard Data: 0U583-AS3581 NATIONAL STD/SPEC
  • Material Document and Classification: AMS AS3581 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE
  • Center Hole Diameter: 2.091 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN
  • 3 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Fluorocarbon Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-713-6663, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-713-6663
Primary Part NumberAS3581-227
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Hardness Rating85.0 SHORE DUROMETER A NOMINAL AND 95.0 SHORE DUROMETER A NOMINAL
MaterialFLUOROCARBON RUBBER
Specification/standard Data0U583-AS3581 NATIONAL STD/SPEC
Material Document and ClassificationAMS AS3581 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE
Center Hole Diameter2.091 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5331-00-425-06492313-0078 INTERCHANGEABLE
O-Ring
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5331-01-037-3444 INTERCHANGEABLE
O-Ring
5331-01-104-5943 INTERCHANGEABLE
O-Ring
5331-01-167-1586 INTERCHANGEABLE
O-Ring
5331-01-175-9164 INTERCHANGEABLE
O-Ring
5331-01-222-0838AS3581-335 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS3581 Sae International Dba Sae International (USA)
AS3581-227 PRIMARY Sae International Dba Sae International (USA)
SAE-AS3581 Sae International Dba Sae International (USA)
Related Parts
5331-00-425-0649INTERCHANGEABLE
O-RING
2313-0078
5331-01-037-3444INTERCHANGEABLE
O-RING
5331-01-104-5943INTERCHANGEABLE
O-RING
5331-01-167-1586INTERCHANGEABLE
O-RING
5331-01-175-9164INTERCHANGEABLE
O-RING
5331-01-222-0838INTERCHANGEABLE
O-RING
AS3581-335

Frequently Asked Questions

What is NSN 5331-01-713-6663?

NSN 5331-01-713-6663 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-713-6663?

NSN 5331-01-713-6663 has 3 cross-referenced part numbers: AS3581 (Sae International Dba Sae International), AS3581-227 (Sae International Dba Sae International), SAE-AS3581 (Sae International Dba Sae International).

What NSN replaces 5331-01-713-6663?

There are 6 known substitutes for 5331-01-713-6663: 5331-00-425-0649, 5331-01-037-3444, 5331-01-104-5943 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3581-227?

Key specifications for AS3581-227: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Hardness Rating: 85.0 SHORE DUROMETER A NOMINAL AND 95.0 SHORE DUROMETER A NOMINAL; Material: FLUOROCARBON RUBBER; Part Name Assigned by Controlling Agency: PACKING, PREFORMED - O-RING SEAL. 7 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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