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Humphrey | Valve 4/2 SAP 1/4 | 250-4A

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250-4A Series, 1/4 pipe 4-Way Air Pilot Valves feature the classic Humphrey diaphragm poppet principle. The unbalanced, air-spring return design assures reliable shifting and bubble-tight sealing actuated, and unactuated. Compact design permits close proximity mounting to work and fast cycling/quick exhaust. Excellent choice to operate up to 4 inch bore, double acting pneumatic cylinders.

Number of Ports 4 ports
Number of Positions 2 positions
Valve Function 4-way, Single Air Pilot, Spring Return
Piping Type Inline, Direct Piping
Size (in) HxWxD 2.88 x 3.5 x 2.31
Media Air, Inert Gas
Type of Operation Air Piloted
Flow Capacity (Cv) 0.83
Port Size 1/4 NPSF (Pilot Port: 1/8 NPSF)
Lubrication Not required

ID #: 3759

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