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R47998 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R47998: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include peripheral_shape_style: ROUND, NO HOLES, end_item_identification: SCOOP TYPE LOADER,JOHN DEERE,MODEL JD644-B. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-183-4676, 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
R47998
NSN: 5340-01-183-4676
FSC: 5340 — Hardware, Commercial
CAGE: 75160 — DEERE & CO (USA)
SPECIFICATIONS
peripheral_shape_styleROUND, NO HOLES
end_item_identificationSCOOP TYPE LOADER,JOHN DEERE,MODEL JD644-B
NSN5340-01-183-4676
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R47998 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
•
PERIPHERAL SHAPE STYLE: ROUND, NO HOLES
TECHNICAL CHARACTERISTICS
PERIPHERAL SHAPE STYLEROUND, NO HOLES
END ITEM IDENTIFICATIONSCOOP TYPE LOADER,JOHN DEERE,MODEL JD644-B
SUBSTITUTES & CROSS-REFERENCES 2
R45792Reference document
Same NSN cross-reference
Reference document — Secondary reference
A63.3/1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R47998?
R47998 is a COVER,ACCESS.
What parts can replace R47998?
There are 2 known substitutes for R47998: R45792, A63.3/1. Substitute compatibility should be verified for your specific system.
What is the NSN for R47998?
R47998 is cataloged in the U.S. Government catalog under NSN 5340-01-183-4676. This indicates validated use in U.S. government and defense supply chains.
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