PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-912/MIL-PRF-1149 TY1 CL5O-Ring

Sae International Dba Sae International · NSN 5331-01-109-7498 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-109-7498 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-109-7498. Primary manufacturer part number: AS568-912/MIL-PRF-1149 TY1 CL5.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 1.156 INCHES NOMINAL IN
  • Elongation Percentage: 300 MAXIMUM
  • Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL
  • Center Hole Diameter: 0.915 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN
  • 8 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 5331-01-109-7498, 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 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-109-7498
Primary Part NumberAS568-912/MIL-PRF-1149 TY1 CL5
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Outside Diameter1.156 INCHES NOMINAL IN
Elongation Percentage300 MAXIMUM
Cross-Sectional Height0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Hardness Rating50.0 SHORE DUROMETER A NOMINAL
Center Hole Diameter0.915 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5331-00-159-3476 INTERCHANGEABLE
O-Ring
5331-00-413-5191SAE-AS568 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-612-3643 INTERCHANGEABLE
O-Ring
5331-00-716-6416SAE-AS568-006 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-079-8154SAE AS568-343 SAEMS3205 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-089-6061AS568-008 SAE AMS3205 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-135-7289AS568-461 SAEAMS-R-7362TYPE1 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-206-6122E0540 2-217 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-369-3571AS568-165 SAE AMS-P-5510 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-697-5021AMS-R-83285GR80/AS568-235 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
SAE-AS568-912 Sae International Dba Sae International (USA)
AS568-912/MIL-PRF-114 TY1 CL5 Society of Automotive Engineers Inc (USA)
MIL-PRF-1149 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3-912N299-50 Parker-Hannifin Corp Div O-Ring Division (USA)
SAE AS568 Sae International Dba Sae International (USA)
AS568-912 MIL-G-1149 TY1 CL5 Society of Automotive Engineers Inc (USA)
AS568-912M1L-G- 1149TY1CL5 Zf Industrieantriebe Witten Gmbh (DEU)
AS568-912/MIL-PRF-1149 TY1 CL5 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-00-159-3476INTERCHANGEABLE
O-RING
5331-00-413-5191INTERCHANGEABLE
O-RING
SAE-AS568
5331-00-612-3643INTERCHANGEABLE
O-RING
5331-00-716-6416INTERCHANGEABLE
O-RING
SAE-AS568-006
5331-01-079-8154INTERCHANGEABLE
O-RING
SAE AS568-343 SAEMS3205
5331-01-089-6061INTERCHANGEABLE
O-RING
AS568-008 SAE AMS3205
5331-01-135-7289INTERCHANGEABLE
O-RING
AS568-461 SAEAMS-R-7362TYPE1
5331-01-206-6122INTERCHANGEABLE
O-RING
E0540 2-217
5331-01-369-3571INTERCHANGEABLE
O-RING
AS568-165 SAE AMS-P-5510
5331-01-697-5021INTERCHANGEABLE
O-RING
AMS-R-83285GR80/AS568-235

Frequently Asked Questions

What is NSN 5331-01-109-7498?

NSN 5331-01-109-7498 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 5331-01-109-7498?

NSN 5331-01-109-7498 has 8 cross-referenced part numbers: SAE-AS568-912 (Sae International Dba Sae International), AS568-912/MIL-PRF-114 TY1 CL5 (Society of Automotive Engineers Inc), MIL-PRF-1149 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 3-912N299-50 (Parker-Hannifin Corp Div O-Ring Division), SAE AS568 (Sae International Dba Sae International) and 3 more.

What NSN replaces 5331-01-109-7498?

There are 10 known substitutes for 5331-01-109-7498: 5331-00-159-3476, 5331-00-413-5191, 5331-00-612-3643 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-912/MIL-PRF-1149 TY1 CL5?

Key specifications for AS568-912/MIL-PRF-1149 TY1 CL5: Outside Diameter: 1.156 INCHES NOMINAL IN; Elongation Percentage: 300 MAXIMUM; Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 6 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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