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101640-1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

101640-1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: DECK REPLN AND WEAPONS HANDLING; ANTI SUB SYSTEMS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-301-8911, 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
101640-1
NSN: 5340-01-301-8911
FSC: 5340 — Hardware, Commercial
CAGE: 9Y580 — L3HARRIS TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationDECK REPLN AND WEAPONS HANDLING; ANTI SUB SYSTEMS
NSN5340-01-301-8911
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 101640-1 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: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONDECK REPLN AND WEAPONS HANDLING; ANTI SUB SYSTEMS
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 2
101649-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
101640-2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 101640-1?
101640-1 is a COVER,ACCESS.
What parts can replace 101640-1?
There are 2 known substitutes for 101640-1: 101649-2, 101640-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 101640-1?
101640-1 is cataloged in the U.S. Government catalog under NSN 5340-01-301-8911. 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.