The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 0.644 INCHES NOMINAL IN, cross-sectional_height: 0.818 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5331-01-652-3567, 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
9557K443
NSN:5331-01-652-3567 FSC:5331 — O-ring CAGE:39428 — MCMASTER-CARR SUPPLY CO (USA)
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FREQUENTLY ASKED QUESTIONS
What is 9557K443?
9557K443 is a O-RING.
What parts can replace 9557K443?
There are 2 known substitutes for 9557K443: MC-001370 ITEM 12, MC-001370. Substitute compatibility should be verified for your specific system.
What is the NSN for 9557K443?
9557K443 is cataloged in the U.S. Government catalog under NSN 5331-01-652-3567. This indicates validated use in U.S. government and defense supply chains.
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