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4W-5359 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4W-5359: GASKET.

The GASKET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-237-9037, 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
4W-5359
NSN: 5330-01-237-9037
NIINs: 012379037, 013640427
FSC: 5330 — Packing and Gasket Materials
CAGE: Z0939 — CATERPILLAR OF AUSTRALIA PTY LTD (AUS)
SPECIFICATIONS
Part Number4W-5359
NSN5330-01-237-9037
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4W-5359 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 3
02/202591Reference document
Same NSN cross-reference
Reference document — Secondary reference
2418F437Reference document
Same NSN cross-reference
Reference document — Secondary reference
2418F436Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 4W-5359?
4W-5359 is a GASKET.
What parts can replace 4W-5359?
There are 3 known substitutes for 4W-5359: 02/202591, 2418F437, 2418F436. Substitute compatibility should be verified for your specific system.
What is the NSN for 4W-5359?
4W-5359 is cataloged in the U.S. Government catalog under NSN 5330-01-237-9037. This indicates validated use in U.S. government and defense supply chains.
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