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512-7551081-F70 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

512-7551081-F70: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: COTTON AND RUBBER CHLOROPRENE CLASS CR OVERALL, overall_width: 17.000 INCHES NOMINAL IN, aperture_width: 16.000 INCHES NOMINAL IN, overall_length: 17.000 INCHES NOMINAL IN, aperture_length: 16.000 INCHES NOMINAL IN, style_designator: NON-CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-623-0640, 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
512-7551081-F70
NSN: 5330-01-623-0640
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOTTON AND RUBBER CHLOROPRENE CLASS CR OVERALL
overall_width17.000 INCHES NOMINAL IN
aperture_width16.000 INCHES NOMINAL IN
overall_length17.000 INCHES NOMINAL IN
aperture_length16.000 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
end_item_identificationFUME FIGHTER
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationHH-P-151, CL 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyGASKET, FAN COVER
outside_edge_to_inside_edge_smallest_distance_along_width0.500 INCHES NOMINAL IN
NSN5330-01-623-0640
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 512-7551081-F70 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: 0.125 INCHES NOMINAL IN
•
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: HH-P-151, CL 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 16.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH0.500 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONHH-P-151, CL 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH17.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH17.000 INCHES NOMINAL IN
APERTURE WIDTH16.000 INCHES NOMINAL IN
APERTURE LENGTH16.000 INCHES NOMINAL IN
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG LENGTH0.500 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
B643-8132-F70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 512-7551081-F70?
512-7551081-F70 is a GASKET.
What parts can replace 512-7551081-F70?
There is 1 known substitute for 512-7551081-F70: B643-8132-F70. Substitute compatibility should be verified for your specific system.
What is the NSN for 512-7551081-F70?
512-7551081-F70 is cataloged in the U.S. Government catalog under NSN 5330-01-623-0640. 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.