Tactical guidance, practical support From product specifications to installation manuals, CIRCOR’s support is as extensive as the solutions we offer. Brand Hale Hamilton (4) Category (-) Specification Sheets (4) Product category Control (2) Dome-loaded (6) Filters (2) Pressure (1) Pumps (5) Centrifugal (7) Crescent Internal Gear (8) Gear (2) Progressing Cavity (1) Three Screw (109) Twin Screw (9) (-) Spring (4) Valves (1) Check (1) Control Valve (2) Drain (1) Pneumatic (3) Regulator (2) Relief (1) Shut-off Valve (11) Search resources Search , Download , Download , Download , Download