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GTB7814 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GTB7814: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 3.750 INCHES NOMINAL IN, special_features: FIBER MATERIAL, aperture_diameter: 3.156 INCHES NOMINAL IN, outside_corner_radius: 0.375 INCHES NOMINAL IN, cross-sectional_thickness: 0.015 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-678-7305, 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
GTB7814
NSN: 5330-00-678-7305
FSC: 5330 — Packing and Gasket Materials
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
hole_diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter3.750 INCHES NOMINAL IN
special_featuresFIBER MATERIAL
aperture_diameter3.156 INCHES NOMINAL IN
outside_corner_radius0.375 INCHES NOMINAL IN
cross-sectional_thickness0.015 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
side_radius_from_bolt_circle0.375 INCHES NOMINAL IN
NSN5330-00-678-7305
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GTB7814 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: 0.015 INCHES NOMINAL IN
•
SIDE RADIUS FROM BOLT CIRCLE: 0.375 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 3.750 INCHES NOMINAL IN
•
APERTURE DIAMETER: 3.156 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 0.375 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.015 INCHES NOMINAL IN
SIDE RADIUS FROM BOLT CIRCLE0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER3.750 INCHES NOMINAL IN
APERTURE DIAMETER3.156 INCHES NOMINAL IN
SPECIAL FEATURESFIBER MATERIAL
OUTSIDE CORNER RADIUS0.375 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 3
J152Reference document
Same NSN cross-reference
Reference document — Secondary reference
GIB7814Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
5284053Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GTB7814?
GTB7814 is a GASKET.
What parts can replace GTB7814?
There are 3 known substitutes for GTB7814: J152, GIB7814, 5284053. Substitute compatibility should be verified for your specific system.
What is the NSN for GTB7814?
GTB7814 is cataloged in the U.S. Government catalog under NSN 5330-00-678-7305. This indicates validated use in U.S. government and defense supply chains.
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