PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3209-120O-Ring

Sae International Dba Sae International · NSN 5331-00-103-1579 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-103-1579 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-103-1579. Primary manufacturer part number: AS3209-120.
Features
  • O-Ring — FSC 5331
  • Temp Rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 0.977 INCHES MINIMUM AND 0.997 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Elongation Percentage: 125 MAXIMUM
  • Outside Diameter: 1.193 INCHES NOMINAL IN
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 5331-00-103-1579, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-103-1579
Primary Part NumberAS3209-120
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Temp Rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Center Hole Diameter0.977 INCHES MINIMUM AND 0.997 INCHES MAXIMUM IN
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MaterialRUBBER FLUOROCARBON CLASS FPM
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Elongation Percentage125 MAXIMUM
Outside Diameter1.193 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5331-00-166-10762-120V0747-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
Z00.N7423510008TBM Daher Aerospace - Ex Socata (FRA)
AS3209-120 PRIMARY Sae International Dba Sae International (USA)
AS3209-120 Society of Automotive Engineers Inc (USA)
10338601 Nimikkeistokeskus Ncb Finland (FIN)
5331PL0140393 Jednolity Indeks Materialowy - Uniform Material Index (POL)
SAE-AMS7276 Sae International Dba Sae International (USA)
946.91.27.765 Pilatus Aircraft Ltd (CHE)
ST3001-120 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
AS3209-120 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
AS3209-120 Textron Aviation Inc (USA)
Related Parts
5331-00-166-1076INTERCHANGEABLE
O-RING
2-120V0747-75

Frequently Asked Questions

What is NSN 5331-00-103-1579?

NSN 5331-00-103-1579 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-103-1579?

NSN 5331-00-103-1579 has 10 cross-referenced part numbers: Z00.N7423510008TBM (Daher Aerospace - Ex Socata), AS3209-120 (Sae International Dba Sae International), AS3209-120 (Society of Automotive Engineers Inc), 10338601 (Nimikkeistokeskus Ncb Finland), 5331PL0140393 (Jednolity Indeks Materialowy - Uniform Material Index) and 5 more.

What NSN replaces 5331-00-103-1579?

There is 1 known substitute for 5331-00-103-1579: 5331-00-166-1076. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3209-120?

Key specifications for AS3209-120: Temp Rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Center Hole Diameter: 0.977 INCHES MINIMUM AND 0.997 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-103-1579 still in active supply?

NSN 5331-00-103-1579 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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