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515765 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

515765: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ASBESTOS OVERALL, hole_diameter: 0.410 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.120 INCHES NOMINAL IN, overall_length: 3.120 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, aperture_diameter: 2.160 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-774-4568, 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
515765
NSN: 5330-00-774-4568
FSC: 5330 — Packing and Gasket Materials
CAGE: 63728 — SEALCRAFT CORPORATION (USA)
SPECIFICATIONS
materialASBESTOS OVERALL
hole_diameter0.410 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.120 INCHES NOMINAL IN
overall_length3.120 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
aperture_diameter2.160 INCHES NOMINAL IN
bolt_hole_quantity4
outside_corner_radius0.440 INCHES NOMINAL IN
cross-sectional_thickness0.080 INCHES NOMINAL IN
cross-sectional_shape_styleMETAL AND METALLIC MATERIALS
outside_edge_to_bolt_hole_center_distance_along_width0.440 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.440 INCHES NOMINAL IN
NSN5330-00-774-4568
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 515765 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: 0.080 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: METAL AND METALLIC MATERIALS
•
APERTURE DIAMETER: 2.160 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 2.254 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.080 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH3.120 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEMETAL AND METALLIC MATERIALS
OVERALL WIDTH3.120 INCHES NOMINAL IN
APERTURE DIAMETER2.160 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.254 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.254 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.440 INCHES NOMINAL 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
7744568Same 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 515765?
515765 is a GASKET.
What parts can replace 515765?
There is 1 known substitute for 515765: 7744568. Substitute compatibility should be verified for your specific system.
What is the NSN for 515765?
515765 is cataloged in the U.S. Government catalog under NSN 5330-00-774-4568. 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.