The VALVE,CHECK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-217-3291, 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
ET1939
NSN:4820-01-217-3291 FSC:4820 — Valves, Nonpowered CAGE:16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
Part Number
ET1939
NSN
4820-01-217-3291
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 ET1939?
ET1939 is a VALVE,CHECK.
What parts can replace ET1939?
There is 1 known substitute for ET1939: 4820PL0710136. Substitute compatibility should be verified for your specific system.
What is the NSN for ET1939?
ET1939 is cataloged in the U.S. Government catalog under NSN 4820-01-217-3291. This indicates validated use in U.S. government and defense supply chains.
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