The VALVE,CHECK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-679-8732, 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
HS4550-12A
NSN:4820-01-679-8732 FSC:4820 — Valves, Nonpowered CAGE:02731 — MCDONNELL DOUGLAS HELICOPTER CO INC (USA)
SPECIFICATIONS
Part Number
HS4550-12A
NSN
4820-01-679-8732
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is HS4550-12A?
HS4550-12A is a VALVE,CHECK.
What is the NSN for HS4550-12A?
HS4550-12A is cataloged in the U.S. Government catalog under NSN 4820-01-679-8732. This indicates validated use in U.S. government and defense supply chains.
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