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PartsTable / COMPONENT / 65A81C335-1
65A81C335-1 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, overall_height: 0.374 INCHES NOMINAL IN, groove_diameter: 0.344 INCHES NOMINAL IN, style_designator: DOUBLE FLANGE, top_flange_width: 0.156 INCHES NOMINAL IN, bottom_flange_width: 0.062 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-395-2961, 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
65A81C335-1
NSN: 5340-00-395-2961
FSC: 5340
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER
overall_height0.374 INCHES NOMINAL IN
groove_diameter0.344 INCHES NOMINAL IN
style_designatorDOUBLE FLANGE
top_flange_width0.156 INCHES NOMINAL IN
bottom_flange_width0.062 INCHES NOMINAL IN
bottom_flange_diameter0.406 INCHES NOMINAL IN
material_hardness_rating30.0 DUROMETER MINIMUM AND 40.0 DUROMETER MAXIMUM
outside/top_flange_diameter0.562 INCHES NOMINAL IN
material_document_and_classificationMIL-R-6855 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-395-2961
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 65A81C335-1 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
•
MATERIAL HARDNESS RATING: 30.0 DUROMETER MINIMUM AND 40.0 DUROMETER MAXIMUM
•
MATERIAL: RUBBER
•
GROOVE DIAMETER: 0.344 INCHES NOMINAL IN
•
BOTTOM FLANGE DIAMETER: 0.406 INCHES NOMINAL IN
•
OUTSIDE/TOP FLANGE DIAMETER: 0.562 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855 MIL SPEC SINGLE MATERIAL RESPONSE
•
TOP FLANGE WIDTH: 0.156 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE FLANGE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL HARDNESS RATING30.0 DUROMETER MINIMUM AND 40.0 DUROMETER MAXIMUM
MATERIALRUBBER
GROOVE DIAMETER0.344 INCHES NOMINAL IN
BOTTOM FLANGE DIAMETER0.406 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.562 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855 MIL SPEC SINGLE MATERIAL RESPONSE
TOP FLANGE WIDTH0.156 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE FLANGE
BOTTOM FLANGE WIDTH0.062 INCHES NOMINAL IN
OVERALL HEIGHT0.374 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
1300160-1Interchangeable
interchangeable cross-reference
interchangeable
7401Interchangeable
interchangeable cross-reference
interchangeable
D-702Interchangeable
interchangeable cross-reference
interchangeable
GGG-C-755Interchangeable
interchangeable cross-reference
interchangeable
52050Interchangeable
interchangeable cross-reference
interchangeable
7904235-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 65A81C335-1?
65A81C335-1 is a BUMPER.
What parts can replace 65A81C335-1?
There are 22 known substitutes for 65A81C335-1: 1300160-1, 7401, D-702 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 65A81C335-1?
65A81C335-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-395-2961. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026