PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3209-020CPO-Ring

Society of Automotive Engineers Inc · NSN 5331-01-076-5705 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-076-5705 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-076-5705. Primary manufacturer part number: AS3209-020CP.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Peripheral Diameter: 1.004 INCHES NOMINAL IN
  • Center Hole Diameter: 0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
  • Elongation Percentage: 125 MAXIMUM
  • Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Material: RUBBER FLUOROCARBON CLASS FPM
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 5331-01-076-5705, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 7 manufacturers, 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
NSN5331-01-076-5705
Primary Part NumberAS3209-020CP
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Peripheral Diameter1.004 INCHES NOMINAL IN
Center Hole Diameter0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
Elongation Percentage125 MAXIMUM
Departure From Cited DocumentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
MaterialRUBBER FLUOROCARBON CLASS FPM
Criticality Code JustificationZZZW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-111-07341433-643376-3 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Div Gas Turbine Fuel Systems
5331-00-166-1001AS3209-020 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5330-00-934-9883NAS1593-020 INTERCHANGEABLE
Packing,preformed
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5330-01-352-9661 INTERCHANGEABLE
Packing,preformed
5331-01-534-8877 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS3209-020CP Society of Automotive Engineers Inc (USA)
5330010765705 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
M83248/1-020CP Society of Automotive Engineers Inc (USA)
SAE-AMS7276 Sae International Dba Sae International (USA)
M83248/1-020 Carleton Technologies Inc Div Tampa Facility (USA)
M83248/1-020 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AMS7276 Society of Automotive Engineers Inc (USA)
NAS1593-020 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
M83248/1-020CP Sae International Dba Sae International (USA)
AS3209-020CP Sae International Dba Sae International (USA)
AMS7276 Sae International Dba Sae International (USA)
NAS1593-020 Mission Systems Orchard Park Inc (USA)
MIL-R-83248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5331-00-111-0734INTERCHANGEABLE
O-RING
1433-643376-3
5331-00-166-1001INTERCHANGEABLE
O-RING
AS3209-020
5330-00-934-9883INTERCHANGEABLE
PACKING,PREFORMED
NAS1593-020
5330-01-352-9661INTERCHANGEABLE
PACKING,PREFORMED
5331-01-534-8877INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-076-5705?

NSN 5331-01-076-5705 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 5331-01-076-5705?

NSN 5331-01-076-5705 has 13 cross-referenced part numbers: AS3209-020CP (Society of Automotive Engineers Inc), 5330010765705 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), M83248/1-020CP (Society of Automotive Engineers Inc), SAE-AMS7276 (Sae International Dba Sae International), M83248/1-020 (Carleton Technologies Inc Div Tampa Facility) and 8 more.

What NSN replaces 5331-01-076-5705?

There are 5 known substitutes for 5331-01-076-5705: 5331-00-111-0734, 5331-00-166-1001, 5330-00-934-9883 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3209-020CP?

Key specifications for AS3209-020CP: Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Peripheral Diameter: 1.004 INCHES NOMINAL IN; Center Hole Diameter: 0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN. 8 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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