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PartsTable / O-RING / AS568-912/MIL-PRF-1149 TY1 CL5
AS568-912/MIL-PRF-1149 TY1 CL5 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The AS568-912/MIL-PRF-1149 TY1 CL5 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-109-7498, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
AS568-912/MIL-PRF-1149 TY1 CL5
NSN: 5331-01-109-7498
FSC: 5331 — O-RING
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
Part NumberAS568-912/MIL-PRF-1149 TY1 CL5
NSN5331-01-109-7498
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-912/MIL-PRF-1149 TY1 CL5 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
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
TECHNICAL CHARACTERISTICS (FLIS)
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
2-003 C1124-70Interchangeable
interchangeable cross-reference
interchangeable
2-003 N674-7Interchangeable
interchangeable cross-reference
interchangeable
AS568-006MILG23652TY2Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS568Interchangeable
interchangeable cross-reference
interchangeable
4400596-0060Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-22050Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS568-912/MIL-PRF-1149 TY1 CL5?
AS568-912/MIL-PRF-1149 TY1 CL5 is a AS568-912/MIL-PRF-1149 TY1 CL5.
What parts can replace AS568-912/MIL-PRF-1149 TY1 CL5?
There are 31 known substitutes for AS568-912/MIL-PRF-1149 TY1 CL5: 2-003 C1124-70, 2-003 N674-7, AS568-006MILG23652TY2 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-912/MIL-PRF-1149 TY1 CL5?
AS568-912/MIL-PRF-1149 TY1 CL5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-109-7498. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026