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835-177 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

835-177: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, hole_diameter: 0.468 INCHES MINIMUM AND 0.488 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.250 INCHES NOMINAL IN, overall_length: 3.625 INCHES NOMINAL IN, aperture_diameter: 0.875 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN, outside_corner_radius: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-599-5789, 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
835-177
NSN: 5330-00-599-5789
NIINs: 005995789, 011999371
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
hole_diameter0.468 INCHES MINIMUM AND 0.488 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.250 INCHES NOMINAL IN
overall_length3.625 INCHES NOMINAL IN
aperture_diameter0.875 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN
outside_corner_radius0.500 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-A-17472 MIL SPEC ALL MATERIAL RESPONSES OVERALL
outside_edge_to_bolt_hole_center_distance_along_width0.500 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.500 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_width2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-00-599-5789
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 835-177 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: 0.062 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-A-17472 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 0.875 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-17472 MIL SPEC ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH3.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.250 INCHES NOMINAL IN
APERTURE DIAMETER0.875 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.500 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS0.500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
764260Reference document
Same NSN cross-reference
Reference document — Secondary reference
225235-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
261087-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
HAZMAT per U.S. Government catalogNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 835-177?
835-177 is a GASKET.
What parts can replace 835-177?
There are 3 known substitutes for 835-177: 764260, 225235-7, 261087-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 835-177?
835-177 is cataloged in the U.S. Government catalog under NSN 5330-00-599-5789. 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.