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AN763-32 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AN763-32: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, hole_diameter: 0.323 INCHES MINIMUM AND 0.338 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.000 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, aperture_diameter: 1.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-599-9351, 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
AN763-32
NSN: 5330-00-599-9351
FSC: 5330 — Packing and Gasket Materials
CAGE: K5974 — ROLLS-ROYCE PLC NAVAL MARINE (GBR)
SPECIFICATIONS
materialASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
hole_diameter0.323 INCHES MINIMUM AND 0.338 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.000 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
aperture_diameter1.875 INCHES NOMINAL IN
bolt_hole_quantity4
outside_corner_radius0.312 INCHES NOMINAL IN
cross-sectional_thickness0.016 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
outside_edge_to_bolt_hole_center_distance_along_width0.312 INCHES NOMINAL IN
NSN5330-00-599-9351
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AN763-32 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: 0.016 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 1.875 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.016 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH3.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.000 INCHES NOMINAL IN
APERTURE DIAMETER1.875 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.370 INCHES MINIMUM AND 2.380 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.370 INCHES MINIMUM AND 2.380 INCHES MAXIMUM 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
40099974Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
HAZMAT per U.S. Government catalogNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AN763-32?
AN763-32 is a GASKET.
What parts can replace AN763-32?
There is 1 known substitute for AN763-32: 40099974. Substitute compatibility should be verified for your specific system.
What is the NSN for AN763-32?
AN763-32 is cataloged in the U.S. Government catalog under NSN 5330-00-599-9351. 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.