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Technical Data Sheet
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R56026 — HANDLE,DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R56026: HANDLE,DOOR.

The HANDLE,DOOR is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-330-2524, 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
R56026
NSN: 5340-01-330-2524
FSC: 5340 — Hardware, Commercial
CAGE: 75755 — DEERE & COMPANY DBA DEERE JOHN CO (USA)
SPECIFICATIONS
Part NumberR56026
NSN5340-01-330-2524
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R56026 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
21699Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R56026?
R56026 is a HANDLE,DOOR.
What parts can replace R56026?
There is 1 known substitute for R56026: 21699. Substitute compatibility should be verified for your specific system.
What is the NSN for R56026?
R56026 is cataloged in the U.S. Government catalog under NSN 5340-01-330-2524. This indicates validated use in U.S. government and defense supply chains.
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