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Technical Data Sheet
W57639 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The CLAMP,LOOP is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-197-1195, 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
W57639
NSN: 5340-01-197-1195
FSC: 5340
CAGE: 33968 — CLARK EQUIPMENT CO DIV DOOSAN INFRACORE PORTABLE POWER (USA)
SPECIFICATIONS
Part NumberW57639
NSN5340-01-197-1195
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: W57639 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
2050Upgraded Successor
successor cross-reference
successor
2142849-1Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W57639?
W57639 is a CLAMP,LOOP.
What parts can replace W57639?
There are 2 known substitutes for W57639: 2050, 2142849-1. Substitute compatibility should be verified for your specific system.
What is the NSN for W57639?
W57639 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-197-1195. This indicates validated use in U.S. government and defense supply chains.
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