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1/8" MNPT Male Tank Valve

Part #: 684

UPC: 30937302021

Number of items in this pack: 10

  • INCLUDES: Standard valve core and plastic cap. Overall length (with cap): 1-inch.
  • DESIGNED: For use with air compressor tanks to fill vessels with air.
  • IDEAL: Tank valve prevents air from leaking out while allowing for air to pass through for inflation.
  • NPT: 1/8" Male national pipe thread. Cap thread size: .305-32.
  • MAXIMUM AIR PRESSURE: 200 pounds per square inch (PSI).

Milton (S-684) 1/8" MNPT Male Tank Valve


1/8" MNPT tank valves are designed for use in filling vessels with air. Standard valve core with plastic cap measures at 1" overall length. Maximum pressure of 200 PSI. Cap thread size of .305-32.


Other recommended tank valve size:

Milton #S-684-4 (1/4” male NPT, 1.5” overall length w/cap) tank valve.

Weight 0.0300
Manufacturer Milton Industries
Type Tank valve
Overall length 1" overall length
NPT thread size 1/8" Male NPT
Height 0.44
Width 0.44
Length 0.99
Maximum PSI Max pressure 200 PSI
Valve core and cap Standard valve core and plastic cap
Cap thread size Cap thread size .305-32

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