The VALVE,CHECK is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: LARGE DIAMETER BACKFLOW PREVENTER REPAIR KIT. This part is cataloged in the U.S.
Government catalog under NSN 4820-01-708-6648, 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
RK4-350ASTCK2
NSN:4820-01-708-6648 FSC:4820 — Valves, Nonpowered CAGE:28353 — ZURN INDUSTRIES INC WILKINS REGULATOR CO DIV (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agency
LARGE DIAMETER BACKFLOW PREVENTER REPAIR KIT
NSN
4820-01-708-6648
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCY
LARGE DIAMETER BACKFLOW PREVENTER REPAIR KIT
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 RK4-350ASTCK2?
RK4-350ASTCK2 is a VALVE,CHECK.
What parts can replace RK4-350ASTCK2?
There is 1 known substitute for RK4-350ASTCK2: RK-350ASTCK2. Substitute compatibility should be verified for your specific system.
What is the NSN for RK4-350ASTCK2?
RK4-350ASTCK2 is cataloged in the U.S. Government catalog under NSN 4820-01-708-6648. This indicates validated use in U.S. government and defense supply chains.
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