Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The O-RING 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 under NSN 5331-01-256-0430, 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
40398-4 FIND NO
NSN:5331-01-256-0430 FSC:5331 — O-RING CAGE:55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
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FREQUENTLY ASKED QUESTIONS
What is 40398-4 FIND NO?
40398-4 FIND NO is a O-RING.
What parts can replace 40398-4 FIND NO?
There are 12 known substitutes for 40398-4 FIND NO: 4-232, 4-320-1, 956857 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40398-4 FIND NO?
40398-4 FIND NO is cataloged in the Federal Logistics Information System under NSN 5331-01-256-0430. This indicates validated use in U.S. government and defense supply chains.
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