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AS568A-254 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS568A-254: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 5.484 INCHES NOMINAL IN, cross-sectional_height: 5.762 INCHES NOMINAL IN, end_item_identification: PUMP ASSEMBLY,RECIPROCATING, specification/standard_data: 813434-AS568A MANUFACTURERS STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-624-8018, 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
AS568A-254
NSN: 5331-01-624-8018
NIINs: 016248018, 016479011
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter5.484 INCHES NOMINAL IN
cross-sectional_height5.762 INCHES NOMINAL IN
end_item_identificationPUMP ASSEMBLY,RECIPROCATING
specification/standard_data813434-AS568A MANUFACTURERS STANDARD
NSN5331-01-624-8018
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568A-254 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
•
SPECIFICATION/STANDARD DATA: 813434-AS568A MANUFACTURERS STANDARD
•
CENTER HOLE DIAMETER: 5.449 INCHES MINIMUM AND 5.519 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA813434-AS568A MANUFACTURERS STANDARD
CENTER HOLE DIAMETER5.449 INCHES MINIMUM AND 5.519 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONPUMP ASSEMBLY,RECIPROCATING
SUBSTITUTES & CROSS-REFERENCES 1
DU500010589 REV-A ITEM 20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS568A-254?
AS568A-254 is a O-RING.
What parts can replace AS568A-254?
There is 1 known substitute for AS568A-254: DU500010589 REV-A ITEM 20. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568A-254?
AS568A-254 is cataloged in the U.S. Government catalog under NSN 5331-01-624-8018. This indicates validated use in U.S. government and defense supply chains.
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