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KN003416 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

KN003416: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: PACKING , PREFORMED. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-589-0484, 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
KN003416
NSN: 5331-01-589-0484
FSC: 5331 — O-ring
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
special_featuresNOMINAL OUTSIDE DIA: 9.875 INCH , NOMINAL INSIDE DIA:9.500 INCH, NOMINAL CROSS SECTION DIA: 0.1875 , PHOSPHATE ESTER RESISTANT; MATERIAL: RUBBER POLYETHYLENE OVERALL IN
part_name_assigned_by_controlling_agencyPACKING , PREFORMED
NSN5331-01-589-0484
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: KN003416 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNOMINAL OUTSIDE DIA: 9.875 INCH , NOMINAL INSIDE DIA:9.500 INCH, NOMINAL CROSS SECTION DIA: 0.1875 , PHOSPHATE ESTER RESISTANT; MATERIAL: RUBBER POLYETHYLENE OVERALL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING , PREFORMED
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
NAS1613Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KN003416?
KN003416 is a O-RING.
What parts can replace KN003416?
There is 1 known substitute for KN003416: NAS1613. Substitute compatibility should be verified for your specific system.
What is the NSN for KN003416?
KN003416 is cataloged in the U.S. Government catalog under NSN 5331-01-589-0484. 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.