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F280074 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

F280074: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.197 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 4.500 INCHES NOMINAL IN, bolt_circle_diameter: 3.875 INCHES NOMINAL IN, cross-sectional_thickness: 0.031 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-469-0706, 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
F280074
NSN: 5330-00-469-0706
FSC: 5330 — Packing and Gasket Materials
CAGE: K0289 — BRITISH AEROSPACE (MILITARY AIRCRAFT & AEROSTRUCTURES) (GBR)
SPECIFICATIONS
hole_diameter0.197 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter4.500 INCHES NOMINAL IN
bolt_circle_diameter3.875 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-469-0706
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: F280074 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 THICKNESS: 0.031 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 4.500 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 3.875 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.197 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER4.500 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER3.875 INCHES NOMINAL IN
HOLE DIAMETER0.197 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 1
1660-99-603Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F280074?
F280074 is a GASKET.
What parts can replace F280074?
There is 1 known substitute for F280074: 1660-99-603. Substitute compatibility should be verified for your specific system.
What is the NSN for F280074?
F280074 is cataloged in the U.S. Government catalog under NSN 5330-00-469-0706. 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.