PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3578-230O-Ring

Sae International Dba Sae International · NSN 5331-00-515-6331 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-515-6331 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-515-6331. Primary manufacturer part number: AS3578-230.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL
  • Center Hole Diameter: 2.464 INCHES MINIMUM AND 2.504 INCHES MAXIMUM IN
  • Outside Diameter: 2.734 INCHES MINIMUM AND 2.790 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 10 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
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 5331-00-515-6331, 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 5 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-515-6331
Primary Part NumberAS3578-230
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Hardness Rating65.0 SHORE DUROMETER A NOMINAL
Center Hole Diameter2.464 INCHES MINIMUM AND 2.504 INCHES MAXIMUM IN
Outside Diameter2.734 INCHES MINIMUM AND 2.790 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5331-00-064-4354 INTERCHANGEABLE
O-Ring
5331-00-104-7959 INTERCHANGEABLE
O-Ring
5331-00-531-2230AS3578-218 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-582-2856AS3578-908 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
2-230 N506-65 Parker Hannifin Gmbh O-Ring Division (DEU)
SAE-AS3578 Sae International Dba Sae International (USA)
318S8 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
AS3578-230 Society of Automotive Engineers Inc (USA)
2-230 N506-65 Parker-Hannifin Corp Div O-Ring Division (USA)
MS9021-230 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AMS7271 Sae International Dba Sae International (USA)
318S8 Airmotive Carburetor (USA)
PRP568-230-4024-65 Parco, Llc (USA)
AS3578-230 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-00-064-4354INTERCHANGEABLE
O-RING
5331-00-104-7959INTERCHANGEABLE
O-RING
5331-00-531-2230INTERCHANGEABLE
O-RING
AS3578-218
5331-00-582-2856INTERCHANGEABLE
O-RING
AS3578-908
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 5331-00-515-6331?

NSN 5331-00-515-6331 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 5331-00-515-6331?

NSN 5331-00-515-6331 has 10 cross-referenced part numbers: 2-230 N506-65 (Parker Hannifin Gmbh O-Ring Division), SAE-AS3578 (Sae International Dba Sae International), 318S8 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), AS3578-230 (Society of Automotive Engineers Inc), 2-230 N506-65 (Parker-Hannifin Corp Div O-Ring Division) and 5 more.

What NSN replaces 5331-00-515-6331?

There are 9 known substitutes for 5331-00-515-6331: 5331-00-064-4354, 5331-00-104-7959, 5331-00-531-2230 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3578-230?

Key specifications for AS3578-230: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 2.464 INCHES MINIMUM AND 2.504 INCHES MAXIMUM IN; Outside Diameter: 2.734 INCHES MINIMUM AND 2.790 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-515-6331 still in active supply?

NSN 5331-00-515-6331 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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