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OR2-451-6865 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

OR2-451-6865: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, outside_diameter: 11.525 INCHES NOMINAL IN, center_hole_diameter: 10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-020-3456, 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
OR2-451-6865
NSN: 5331-00-020-3456
FSC: 5331 — O-ring
CAGE: 05262 — FREUDENBERG-NOK GENERAL PARTNERSHIP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
outside_diameter11.525 INCHES NOMINAL IN
center_hole_diameter10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5331-00-020-3456
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: OR2-451-6865 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: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 11.525 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
OUTSIDE DIAMETER11.525 INCHES NOMINAL IN
CENTER HOLE DIAMETER10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
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
ARP568-451IDSA6865-68Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is OR2-451-6865?
OR2-451-6865 is a O-RING.
What parts can replace OR2-451-6865?
There is 1 known substitute for OR2-451-6865: ARP568-451IDSA6865-68. Substitute compatibility should be verified for your specific system.
What is the NSN for OR2-451-6865?
OR2-451-6865 is cataloged in the U.S. Government catalog under NSN 5331-00-020-3456. This indicates validated use in U.S. government and defense supply chains.
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