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PartsTable / O-RING / AS568-041
AS568-041 ✓ 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 SILICONE CLASS Q, outside_diameter: 3.129 INCHES NOMINAL IN, center_hole_diameter: 2.947 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN, cross-sectional_height: 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM 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 5331-00-869-4221, 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
AS568-041
NSN: 5331-00-869-4221
FSC: 5331 — O-RING
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
outside_diameter3.129 INCHES NOMINAL IN
center_hole_diameter2.947 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN
cross-sectional_height0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-869-4221
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-041 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: 3.129 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE CLASS Q
•
CENTER HOLE DIAMETER: 2.947 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER3.129 INCHES NOMINAL IN
MATERIALRUBBER SILICONE CLASS Q
CENTER HOLE DIAMETER2.947 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
8018Interchangeable
interchangeable cross-reference
interchangeable
127-189-018Interchangeable
interchangeable cross-reference
interchangeable
GD00990186Interchangeable
interchangeable cross-reference
interchangeable
9320PL0844010Interchangeable
interchangeable cross-reference
interchangeable
ZZ-R-765Interchangeable
interchangeable cross-reference
interchangeable
9320PL1744635Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS568-041?
AS568-041 is a O-RING.
What parts can replace AS568-041?
There are 8 known substitutes for AS568-041: 8018, 127-189-018, GD00990186 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-041?
AS568-041 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-869-4221. 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