250HO31021A : Humphrey Push Operated Valves (250HO 3 10 21A)
250HO Series 1/4 pipe Hold-On, Palmbutton Valve is pneumatically detented and features the classic Humphrey diaphragm poppet principle. The unbalanced, internally piloted design assures bubble-tight sealing at rest and actuated. Large palm operator reduces operator fatigue to open valve. Depress small red button to close. Valve closes when internal pressure drops below ~12psi. Mount inline or with base.
| Number of Ports | 3 ports |
| Number of Positions | 2 positions |
| Valve Function | Detent |
| Piping Type | Inline, Direct piping |
| Options Included | Assembled mounting base |
| Approx Size (in) HxWxD | 3.14 x 1.56 DIA |
| Media | Air, Inert Gas |
| Type of Operation | Palm-Open, Button-Close |
| Flow Capacity (Cv) | 0.83 |
| Port Size | 1/4 NPSF |
| Lubrication | Not required |
| Media Filtration | Not required |
| Pressure Range (psi) | 25-125 |
| Ambient Temperature Range (⁰F) | -20~225 |
| Wetted Materials | Zinc diecast, Brass, Buna N |
| Weight (oz) | 16.0 |