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PartsTable / O-RING / AS568-231 MIL-PRF-1149TYP2CL5
AS568-231 MIL-PRF-1149TYP2CL5 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.887 INCHES NOMINAL IN, center_hole_diameter: 2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN, elongation_percentage: 250 MAXIMUM, cross-sectional_height: 0.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-641-3656, 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
AS568-231 MIL-PRF-1149TYP2CL5
NSN: 5331-00-641-3656
FSC: 5331 — O-RING
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hardness_rating65.0 SHORE DUROMETER A NOMINAL
outside_diameter2.887 INCHES NOMINAL IN
center_hole_diameter2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN
elongation_percentage250 MAXIMUM
cross-sectional_height0.125 INCHES NOMINAL IN
NSN5331-00-641-3656
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-231 MIL-PRF-1149TYP2CL5 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
•
ELONGATION PERCENTAGE: 250 MAXIMUM
•
CENTER HOLE DIAMETER: 2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 2.887 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.125 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS (FLIS)
ELONGATION PERCENTAGE250 MAXIMUM
CENTER HOLE DIAMETER2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN
HARDNESS RATING65.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER2.887 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.125 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
523106Interchangeable
interchangeable cross-reference
interchangeable
101506Interchangeable
interchangeable cross-reference
interchangeable
6200100Interchangeable
interchangeable cross-reference
interchangeable
2-231C557-70Interchangeable
interchangeable cross-reference
interchangeable
AS568-231Interchangeable
interchangeable cross-reference
interchangeable
364313Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS568-231 MIL-PRF-1149TYP2CL5?
AS568-231 MIL-PRF-1149TYP2CL5 is a O-RING.
What parts can replace AS568-231 MIL-PRF-1149TYP2CL5?
There are 21 known substitutes for AS568-231 MIL-PRF-1149TYP2CL5: 523106, 101506, 6200100 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-231 MIL-PRF-1149TYP2CL5?
AS568-231 MIL-PRF-1149TYP2CL5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-641-3656. 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