PartsTable
Technical Data Sheet
05680711 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-442-4502, 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
05680711
NSN: 5331-01-442-4502
FSC: 5331 — O-RING
CAGE: 3J629 — AIMPOINT INC DBA AIMPOINT INC (USA)
SPECIFICATIONS
Part Number05680711
NSN5331-01-442-4502
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 05680711 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
11987Interchangeable
interchangeable cross-reference
interchangeable
1989509-1Interchangeable
interchangeable cross-reference
interchangeable
763LXInterchangeable
interchangeable cross-reference
interchangeable
50435Interchangeable
interchangeable cross-reference
interchangeable
040-11987-001Interchangeable
interchangeable cross-reference
interchangeable
44220Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 05680711?
05680711 is a O-RING.
What parts can replace 05680711?
There are 10 known substitutes for 05680711: 11987, 1989509-1, 763LX and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 05680711?
05680711 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-442-4502. This indicates validated use in U.S. government and defense supply chains.
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