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10388-02571 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10388-02571: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC FLUOROCARBON, outside_diameter: 260.0 MILLIMETERS NOMINAL MM, center_hole_diameter: 253.48 MILLIMETERS MINIMUM AND 256.52 MILLIMETERS MAXIMUM MM, cross-sectional_height: 4.87 MILLIMETERS MINIMUM AND 5.13 MILLIMETERS MAXIMUM MM, end_item_identification: 3930015999978. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-616-0727, 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
10388-02571
NSN: 5331-01-616-0727
FSC: 5331 — O-ring
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialPLASTIC FLUOROCARBON
outside_diameter260.0 MILLIMETERS NOMINAL MM
center_hole_diameter253.48 MILLIMETERS MINIMUM AND 256.52 MILLIMETERS MAXIMUM MM
cross-sectional_height4.87 MILLIMETERS MINIMUM AND 5.13 MILLIMETERS MAXIMUM MM
end_item_identification3930015999978
NSN5331-01-616-0727
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10388-02571 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: 4.87 MILLIMETERS MINIMUM AND 5.13 MILLIMETERS MAXIMUM MM
•
OUTSIDE DIAMETER: 260.0 MILLIMETERS NOMINAL MM
•
CENTER HOLE DIAMETER: 253.48 MILLIMETERS MINIMUM AND 256.52 MILLIMETERS MAXIMUM MM
•
MATERIAL: PLASTIC FLUOROCARBON
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT4.87 MILLIMETERS MINIMUM AND 5.13 MILLIMETERS MAXIMUM MM
OUTSIDE DIAMETER260.0 MILLIMETERS NOMINAL MM
CENTER HOLE DIAMETER253.48 MILLIMETERS MINIMUM AND 256.52 MILLIMETERS MAXIMUM MM
END ITEM IDENTIFICATION3930015999978
MATERIALPLASTIC FLUOROCARBON
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 1
EP-0002958Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10388-02571?
10388-02571 is a O-RING.
What parts can replace 10388-02571?
There is 1 known substitute for 10388-02571: EP-0002958. Substitute compatibility should be verified for your specific system.
What is the NSN for 10388-02571?
10388-02571 is cataloged in the U.S. Government catalog under NSN 5331-01-616-0727. This indicates validated use in U.S. government and defense supply chains.
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