PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3570-242O-Ring

Sae International Dba Sae International · NSN 5331-00-290-9386 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-290-9386 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-290-9386. Primary manufacturer part number: AS3570-242.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 4.262 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Elongation Percentage: 150 MAXIMUM
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • Center Hole Diameter: 3.969 INCHES MINIMUM AND 3.999 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • 5 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 5331-00-290-9386, 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 5 commercial cross-references from 4 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
NSN5331-00-290-9386
Primary Part NumberAS3570-242
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Outside Diameter4.262 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Elongation Percentage150 MAXIMUM
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
Center Hole Diameter3.969 INCHES MINIMUM AND 3.999 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5330-00-883-26802-242N180-70 INTERCHANGEABLE
Packing,preformed
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
AS3570-242 Society of Automotive Engineers Inc (USA)
SAE-AS3570 Sae International Dba Sae International (USA)
AN123902 Aeronautical Standards Group Dept of Navy and Air Force (USA)
A1633-13 Cessna Aircraft Co Mccauley Accessory Div (USA)
AS3570-242 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5330-00-883-2680INTERCHANGEABLE
PACKING,PREFORMED
2-242N180-70

Frequently Asked Questions

What is NSN 5331-00-290-9386?

NSN 5331-00-290-9386 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 5331-00-290-9386?

NSN 5331-00-290-9386 has 5 cross-referenced part numbers: AS3570-242 (Society of Automotive Engineers Inc), SAE-AS3570 (Sae International Dba Sae International), AN123902 (Aeronautical Standards Group Dept of Navy and Air Force), A1633-13 (Cessna Aircraft Co Mccauley Accessory Div), AS3570-242 (Sae International Dba Sae International).

What NSN replaces 5331-00-290-9386?

There is 1 known substitute for 5331-00-290-9386: 5330-00-883-2680. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3570-242?

Key specifications for AS3570-242: Outside Diameter: 4.262 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Elongation Percentage: 150 MAXIMUM; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-290-9386 still in active supply?

NSN 5331-00-290-9386 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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