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U4251F — GASKET SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

U4251F: GASKET SET.

The GASKET SET is a the manufacturer industrial component. Key specifications include component_quantity: 10, supply_items_and_quantities: 2520-531-3198 GASKET 6 AND 2520-531-3199 GASKET 1 AND 2520-640-9595 GASKET 1 AND 5330-297-5057 GASKET 2. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-562-1309, 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
U4251F
NSN: 5330-00-562-1309
FSC: 5330 — Packing and Gasket Materials
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
component_quantity10
supply_items_and_quantities2520-531-3198 GASKET 6 AND 2520-531-3199 GASKET 1 AND 2520-640-9595 GASKET 1 AND 5330-297-5057 GASKET 2
NSN5330-00-562-1309
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: U4251F 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
•
COMPONENT QUANTITY: 10
•
SUPPLY ITEMS AND QUANTITIES: 2520-531-3198 GASKET 6 AND 2520-531-3199 GASKET 1 AND 2520-640-9595 GASKET 1 AND 5330-297-5057 GASKET 2
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY10
SUPPLY ITEMS AND QUANTITIES2520-531-3198 GASKET 6 AND 2520-531-3199 GASKET 1 AND 2520-640-9595 GASKET 1 AND 5330-297-5057 GASKET 2
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
1GK4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is U4251F?
U4251F is a GASKET SET.
What parts can replace U4251F?
There is 1 known substitute for U4251F: 1GK4. Substitute compatibility should be verified for your specific system.
What is the NSN for U4251F?
U4251F is cataloged in the U.S. Government catalog under NSN 5330-00-562-1309. 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.