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3WB218 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3WB218: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-212-7693, 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
3WB218
NSN: 5331-01-212-7693
FSC: 5331 — O-ring
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
Part Number3WB218
NSN5331-01-212-7693
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3WB218 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
6322-117430Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 3WB218?
3WB218 is a O-RING.
What parts can replace 3WB218?
There is 1 known substitute for 3WB218: 6322-117430. Substitute compatibility should be verified for your specific system.
What is the NSN for 3WB218?
3WB218 is cataloged in the U.S. Government catalog under NSN 5331-01-212-7693. This indicates validated use in U.S. government and defense supply chains.
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