Diaphragm Poppet Manual Valves

Model: 250F310

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Product Details

250F Series 1/4 pipe Foot Valves feature the classic Humphrey diaphragm poppet principle. The unbalanced, air-spring return design assures bubble-tight sealing at rest and actuated. Rugged 2- or 3-way valves are available normally closed or open. Valve furnished with 12 gage steel guard to protect foot and valve. Remove rubber feet and use mounting holes for locating.

MediaAir, Inert Gas
Valve FunctionNormally closed
Piping TypeInline, Direct piping
Port Size1/4 NPSF
Number of Ports3 ports
Number of Positions2 positions
Options IncludedWith Guard and Base
Approx Size (in) HxWxD4.59 x 5.25 x 7.41
Type of OperationFoot Pedal
Flow - SCFM @ 100 psig60
Flow - LPM @ 6.9 bar1699
ESEOD (orifice) - in (mm)0.215 (5.45)
Flow Coefficient (Cv)0.83
LubricationNot required
Pressure Range (psi)0-125
Ambient Temperature Range (⁰F)-20~225
Wetted MaterialsZinc diecast, Brass, Buna N
Weight (oz)55.0

Valve Selection Can Be Complicated

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