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497A63805 — PAD,CUSHIONING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

497A63805: PAD,CUSHIONING.

The PAD,CUSHIONING is a the manufacturer industrial component. Key specifications include width: 0.870 INCHES NOMINAL IN, material: RUBBER CHLOROPRENE CLASS CR CUSHIONING, thickness: 0.120 INCHES NOMINAL IN, special_features: PROCURE IN TEN FOOT LENGTHS, material_document_and_classification: MIL-R-6855, CLASS 2, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-417-8642, 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
497A63805
NSN: 5340-01-417-8642
FSC: 5340 — Hardware, Commercial
CAGE: 38597 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
width0.870 INCHES NOMINAL IN
materialRUBBER CHLOROPRENE CLASS CR CUSHIONING
thickness0.120 INCHES NOMINAL IN
special_featuresPROCURE IN TEN FOOT LENGTHS
material_document_and_classificationMIL-R-6855, CLASS 2, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING
NSN5340-01-417-8642
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 497A63805 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 DOCUMENT AND CLASSIFICATION: MIL-R-6855, CLASS 2, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING
•
WIDTH: 0.870 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR CUSHIONING
•
THICKNESS: 0.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855, CLASS 2, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE CUSHIONING
SPECIAL FEATURESPROCURE IN TEN FOOT LENGTHS
WIDTH0.870 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR CUSHIONING
THICKNESS0.120 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
3118Reference document
Same NSN cross-reference
Reference document — Secondary reference
497A63805-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 497A63805?
497A63805 is a PAD,CUSHIONING.
What parts can replace 497A63805?
There are 2 known substitutes for 497A63805: 3118, 497A63805-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 497A63805?
497A63805 is cataloged in the U.S. Government catalog under NSN 5340-01-417-8642. 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.