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Technical Data Sheet
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4108856 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4108856: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-548-6865, 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
4108856
NSN: 5340-01-548-6865
FSC: 5340 — Hardware, Commercial
CAGE: 0VL44 — MOBILE CLIMATE CONTROL, CORP (USA)
SPECIFICATIONS
Part Number4108856
NSN5340-01-548-6865
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4108856 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
SUBSTITUTES & CROSS-REFERENCES 1
4108856-ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4108856?
4108856 is a COVER,ACCESS.
What parts can replace 4108856?
There is 1 known substitute for 4108856: 4108856-A. Substitute compatibility should be verified for your specific system.
What is the NSN for 4108856?
4108856 is cataloged in the U.S. Government catalog under NSN 5340-01-548-6865. This indicates validated use in U.S. government and defense supply chains.
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