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AS568-333 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS568-333: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR, outside_diameter: 2.895 INCHES NOMINAL IN, center_hole_diameter: 2.455 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN, cross-sectional_height: 0.210 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-543-2960, 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
AS568-333
NSN: 5331-00-543-2960
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
outside_diameter2.895 INCHES NOMINAL IN
center_hole_diameter2.455 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN
cross-sectional_height0.210 INCHES NOMINAL IN
NSN5331-00-543-2960
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-333 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: 0.210 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.895 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.455 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN
•
MATERIAL: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.210 INCHES NOMINAL IN
OUTSIDE DIAMETER2.895 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.455 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN
MATERIALRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
SUBSTITUTES & CROSS-REFERENCES 2
76807Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CR74448PC44Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS568-333?
AS568-333 is a O-RING.
What parts can replace AS568-333?
There are 2 known substitutes for AS568-333: 76807, CR74448PC44. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-333?
AS568-333 is cataloged in the U.S. Government catalog under NSN 5331-00-543-2960. This indicates validated use in U.S. government and defense supply chains.
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