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NV1022979-489 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NV1022979-489: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, center_hole_diameter: 3.25 INCHES NOMINAL IN, cross-sectional_height: 0.094 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-677-8819, 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
NV1022979-489
NSN: 5331-01-677-8819
FSC: 5331 — O-ring
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
center_hole_diameter3.25 INCHES NOMINAL IN
cross-sectional_height0.094 INCHES NOMINAL IN
NSN5331-01-677-8819
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NV1022979-489 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: 0.094 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 3.25 INCHES NOMINAL IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.094 INCHES NOMINAL IN
CENTER HOLE DIAMETER3.25 INCHES NOMINAL IN
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
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 3
S9515-A6-MMA-010,FIG 7-34-16Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-152E515-80Reference document
Same NSN cross-reference
Reference document — Secondary reference
S9515-A6-MMA-010,TBL 7-40-16Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NV1022979-489?
NV1022979-489 is a O-RING.
What parts can replace NV1022979-489?
There are 3 known substitutes for NV1022979-489: S9515-A6-MMA-010,FIG 7-34-16, 2-152E515-80, S9515-A6-MMA-010,TBL 7-40-16. Substitute compatibility should be verified for your specific system.
What is the NSN for NV1022979-489?
NV1022979-489 is cataloged in the U.S. Government catalog under NSN 5331-01-677-8819. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.