PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3578-908O-Ring

Sae International Dba Sae International · NSN 5331-00-582-2856 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-582-2856 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-582-2856. Primary manufacturer part number: AS3578-908.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
  • Outside Diameter: 0.818 INCHES NOMINAL IN
  • Elongation Percentage: 200 MAXIMUM
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
  • 13 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-582-2856, 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 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-582-2856
Primary Part NumberAS3578-908
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Hardness Rating65.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Outside Diameter0.818 INCHES NOMINAL IN
Elongation Percentage200 MAXIMUM
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5331-00-064-4354 INTERCHANGEABLE
O-Ring
5331-00-104-7959 INTERCHANGEABLE
O-Ring
6675-00-105-2193 INTERCHANGEABLE
Matrix Driver
5331-00-515-6331AS3578-230 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-531-2230AS3578-218 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-582-7485317S9 INTERCHANGEABLE
O-Ring
Airmotive Carburetor
5331-00-589-8114AS3578-928 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-825-14281748025-46 INTERCHANGEABLE
O-Ring
Naval Sea Systems Command
5331-00-959-7270AS3578-047 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-317-3870AS3578-278 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
5330005822856 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5331PL0962239 Jednolity Indeks Materialowy - Uniform Material Index (POL)
16,36X2,21-20B7 Stacem (FRA)
AS3578-908 Society of Automotive Engineers Inc (USA)
AMS7271 Society of Automotive Engineers Inc (USA)
182506 Woodward, Inc. Div Fuel Systems and Controls (USA)
AS3578-908 Leonardo Spa Helicopters Division - Production Site (ITA)
MS9020-08 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
SAE-AS3578 Sae International Dba Sae International (USA)
AMS7271 Sae International Dba Sae International (USA)
PL13213E5820-30 Bogue Electric Manufacturing Co (USA)
MS9020-08ES Eriks B.v. (NLD)
AS3578-908 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-00-064-4354INTERCHANGEABLE
O-RING
5331-00-104-7959INTERCHANGEABLE
O-RING
6675-00-105-2193INTERCHANGEABLE
MATRIX DRIVER
5331-00-515-6331INTERCHANGEABLE
O-RING
AS3578-230
5331-00-531-2230INTERCHANGEABLE
O-RING
AS3578-218
5331-00-582-7485INTERCHANGEABLE
O-RING
317S9
5331-00-589-8114INTERCHANGEABLE
O-RING
AS3578-928
5331-00-825-1428INTERCHANGEABLE
O-RING
1748025-46
5331-00-959-7270INTERCHANGEABLE
O-RING
AS3578-047
5331-01-317-3870INTERCHANGEABLE
O-RING
AS3578-278

Frequently Asked Questions

What is NSN 5331-00-582-2856?

NSN 5331-00-582-2856 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 5331-00-582-2856?

NSN 5331-00-582-2856 has 13 cross-referenced part numbers: 5330005822856 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 5331PL0962239 (Jednolity Indeks Materialowy - Uniform Material Index), 16,36X2,21-20B7 (Stacem), AS3578-908 (Society of Automotive Engineers Inc), AMS7271 (Society of Automotive Engineers Inc) and 8 more.

What NSN replaces 5331-00-582-2856?

There are 10 known substitutes for 5331-00-582-2856: 5331-00-064-4354, 5331-00-104-7959, 6675-00-105-2193 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3578-908?

Key specifications for AS3578-908: Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Outside Diameter: 0.818 INCHES NOMINAL IN; Elongation Percentage: 200 MAXIMUM. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-582-2856 still in active supply?

NSN 5331-00-582-2856 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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