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F279766 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

F279766: 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: 2.600 INCHES NOMINAL IN, bolt_circle_diameter: 2.100 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-453-0781, 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
F279766
NSN: 5330-00-453-0781
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_diameter2.600 INCHES NOMINAL IN
bolt_circle_diameter2.100 INCHES NOMINAL IN
NSN5330-00-453-0781
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: F279766 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
•
OUTSIDE DIAMETER: 2.600 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.100 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.197 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER2.600 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.100 INCHES NOMINAL IN
HOLE DIAMETER0.197 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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
99-6037620Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 F279766?
F279766 is a GASKET.
What parts can replace F279766?
There is 1 known substitute for F279766: 99-6037620. Substitute compatibility should be verified for your specific system.
What is the NSN for F279766?
F279766 is cataloged in the U.S. Government catalog under NSN 5330-00-453-0781. 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.