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Technical Data Sheet
PartsTable / O-RING / AS568-227
AS568-227 ✓ 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 center_hole_diameter: 2.091 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-599-0071, 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
AS568-227
NSN: 5331-00-599-0071
FSC: 5331 — O-RING
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
center_hole_diameter2.091 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-599-0071
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-227 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
•
CROSS-SECTIONAL HEIGHT: 0.132 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 2.387 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.003 INCHES MINIMUM AND 2.119 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.132 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER2.387 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.003 INCHES MINIMUM AND 2.119 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
2-227 V764-90Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-83248C TY2 CL2Interchangeable
interchangeable cross-reference
interchangeable
AS568-227Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-83285GR80/AS568-227Interchangeable
interchangeable cross-reference
interchangeable
AMS-R-83285 GR80Interchangeable
interchangeable cross-reference
interchangeable
4-2604-50AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS568-227?
AS568-227 is a O-RING.
What parts can replace AS568-227?
There are 7 known substitutes for AS568-227: 2-227 V764-90, MIL-R-83248C TY2 CL2, AS568-227 and 4 more. Substitute compatibility should be verified for your specific system.
Is AS568-227 still available?
AS568-227 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026