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445-9776 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

445-9776: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-165-4660, 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
445-9776
NSN: 5331-01-165-4660
FSC: 5331 — O-ring
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
Part Number445-9776
NSN5331-01-165-4660
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 445-9776 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
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 4
2152 2115-830Reference document
Same NSN cross-reference
Reference document — Secondary reference
2152 2115-830 T AKT 287Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
90778-991Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2152 2115-830 TAKR 287Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 445-9776?
445-9776 is a O-RING.
What parts can replace 445-9776?
There are 4 known substitutes for 445-9776: 2152 2115-830, 2152 2115-830 T AKT 287, 90778-991 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 445-9776?
445-9776 is cataloged in the U.S. Government catalog under NSN 5331-01-165-4660. This indicates validated use in U.S. government and defense supply chains.
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