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AS568B-233 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS568B-233: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, outside_diameter: 3.137 INCHES NOMINAL IN, center_hole_diameter: 2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-263-9447, 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
AS568B-233
NSN: 5331-00-263-9447
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
outside_diameter3.137 INCHES NOMINAL IN
center_hole_diameter2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-263-9447
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568B-233 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.137 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.137 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN
MATERIALRUBBER CHLOROPRENE CLASS CR
SUBSTITUTES & CROSS-REFERENCES 5
AS8040F3-233Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-233C557-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-233Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
7090-265Reference document
Same NSN cross-reference
Reference document — Secondary reference
ARP568-233C557- 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS568B-233?
AS568B-233 is a O-RING.
What parts can replace AS568B-233?
There are 5 known substitutes for AS568B-233: AS8040F3-233, 2-233C557-70, 2-233 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568B-233?
AS568B-233 is cataloged in the U.S. Government catalog under NSN 5331-00-263-9447. This indicates validated use in U.S. government and defense supply chains.
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