PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3209-019O-Ring

Sae International Dba Sae International · NSN 5331-01-187-9076 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-187-9076 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-187-9076. Primary manufacturer part number: AS3209-019.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
  • Peripheral Diameter: 0.941 INCHES NOMINAL IN
  • Elongation Percentage: 125 MAXIMUM
  • Center Hole Diameter: 0.792 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Material: RUBBER
  • Temp Rating: -29.0 CELSIUS AND 204.0 CELSIUS DEGC
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-187-9076, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-187-9076
Primary Part NumberAS3209-019
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Hardness Rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
Peripheral Diameter0.941 INCHES NOMINAL IN
Elongation Percentage125 MAXIMUM
Center Hole Diameter0.792 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MaterialRUBBER
Temp Rating-29.0 CELSIUS AND 204.0 CELSIUS DEGC
Specification/standard Data81343-AS3209 GOVERNMENT STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-166-0996 INTERCHANGEABLE
O-Ring
5331-00-167-5123AS3209-136 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-167-5164AS3209-451 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-330-3307AS3209-141 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-005-0515 INTERCHANGEABLE
O-Ring
5331-01-005-2311AS3209-454 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-005-3202AS3209-267 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-005-3205AS3209-348 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-054-2587 INTERCHANGEABLE
O-Ring
5331-01-231-7478AS3209-233 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
019-19357 Parker Hannifin Corporation Div O-Ring Division (USA)
V0779 2-019 Parker-Hannifin Corp Div O-Ring Division (USA)
2-019 V779-75 Parker-Hannifin Corp Div O-Ring Division (USA)
SAE-AMS7276 Sae International Dba Sae International (USA)
SAE-AS3209 Sae International Dba Sae International (USA)
MILR83248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
PRP019-19357 Parker Hannifin Corporation Div O-Ring Division (USA)
AS3209-019 Leonardo Spa Helicopters Division - Production Site (ITA)
5330PL0212931 Jednolity Indeks Materialowy - Uniform Material Index (POL)
AS3209-019 Society of Automotive Engineers Inc (USA)
AS3209-019 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-00-166-0996INTERCHANGEABLE
O-RING
5331-00-167-5123INTERCHANGEABLE
O-RING
AS3209-136
5331-00-167-5164INTERCHANGEABLE
O-RING
AS3209-451
5331-00-330-3307INTERCHANGEABLE
O-RING
AS3209-141
5331-01-005-0515INTERCHANGEABLE
O-RING
5331-01-005-2311INTERCHANGEABLE
O-RING
AS3209-454
5331-01-005-3202INTERCHANGEABLE
O-RING
AS3209-267
5331-01-005-3205INTERCHANGEABLE
O-RING
AS3209-348
5331-01-054-2587INTERCHANGEABLE
O-RING
5331-01-231-7478INTERCHANGEABLE
O-RING
AS3209-233
5331-01-271-4286INTERCHANGEABLE
O-RING
5331-01-290-2115INTERCHANGEABLE
O-RING
AS3209-129

Frequently Asked Questions

What is NSN 5331-01-187-9076?

NSN 5331-01-187-9076 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 5331-01-187-9076?

NSN 5331-01-187-9076 has 11 cross-referenced part numbers: 019-19357 (Parker Hannifin Corporation Div O-Ring Division), V0779 2-019 (Parker-Hannifin Corp Div O-Ring Division), 2-019 V779-75 (Parker-Hannifin Corp Div O-Ring Division), SAE-AMS7276 (Sae International Dba Sae International), SAE-AS3209 (Sae International Dba Sae International) and 6 more.

What NSN replaces 5331-01-187-9076?

There are 12 known substitutes for 5331-01-187-9076: 5331-00-166-0996, 5331-00-167-5123, 5331-00-167-5164 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3209-019?

Key specifications for AS3209-019: Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM; Special Features: MATERIAL RUBBER FLUOROCARBON CLASS FKM AMS7276;CROSS SECTION OUTSIDE DIAMETER: 0.067 IN. MIN, AND 0.073 IN. MAX.;CROSS-SECTIONAL SHAPE STYLE: O-RING;FUNCTIONAL DESCRIPTION: AIRCRAFT ENGINE AND PROPELLER IN; Peripheral Diameter: 0.941 INCHES NOMINAL IN; Elongation Percentage: 125 MAXIMUM. 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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