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Technical Data Sheet
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7636682-8 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7636682-8: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-681-7282, 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
7636682-8
NSN: 5331-01-681-7282
FSC: 5331 — O-ring
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number7636682-8
NSN5331-01-681-7282
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7636682-8 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
SUBSTITUTES & CROSS-REFERENCES 3
2-025 N0674-70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7636682/PG.2Reference document
Same NSN cross-reference
Reference document — Secondary reference
7636682Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 7636682-8?
7636682-8 is a O-RING.
What parts can replace 7636682-8?
There are 3 known substitutes for 7636682-8: 2-025 N0674-70, 7636682/PG.2, 7636682. Substitute compatibility should be verified for your specific system.
What is the NSN for 7636682-8?
7636682-8 is cataloged in the U.S. Government catalog under NSN 5331-01-681-7282. This indicates validated use in U.S. government and defense supply chains.
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