Item # A0320008DOM

Knob valves have a small travel of about 1/4 inch and can be easily operated with the palm of a hand. Knobs are constructed of sturdy black molded material. Available in spring return, pneumatic return and push-pull versions.

Operating pressure range is 0-145 PSI. Actuation force at 90 PSI: 1/8 port approx. 3.4 Lbs., 1/4 port 11.3 Lbs.

For normally open function on 3 way valves reverse connect ports 1-3. For 2 way operation, plug port 3. Panel mounting hole size for 1/8-ported valves is 5/8 inch diameter, for 1/4-ported valves, 7/8 inch. Above panel dimensions: 1/8-ported are 1″ Dia. x 1.5? H: 1/4-ported -1.5″ Dia. x 2.25″ H.

Typical behind panel dimensions of 4 way 1/8 ported valves are 2.5″ D x 1.375″ W x 0.75″ H; 1/4 ported valves- 4″ D x 2″ W x 1″ H. For 3 way valves subtract 0.75″ from depth. For pneumatic return add 1″ to depth dimension. Allow space for fittings and tubing.

For valve specifications see appendix. For detail dimensions contact factory.