McMaster 4784K34 High Pressure Gradual On Off Valve, Pressure Class 800, Steel, Standard Port, 3 4 NPT Female 60609 3 lbf sq in Operating Temperature 3 lbf sq in Operating Temperature Minimum 20 Degrees F Profile Standard Resistance Properties Water Resistant For Location Indoor Tension Strength 113 lbf sq in Standards ASTM D897 08 037 cu in Reservoir Capacity 155 cu in Includes Coupler Valve Function On Off Valve Type Gate Actuation Manual Valve Operation Handle Handle Style Wheel Handle Type Standard Port Type Standard Shape Straight Fitting Type Connector Connection Type Pipe Connection Style Threaded Pipe Size 3 4 Gender Female Thread Type NPT Flow Coefficient (Cv) 19 Pressure Class 800 Maximum Pressure 1975 psi @ 100° F Maximum Steam Pressure 1100 psi @ 800° F Temperature Range 20° to 800° F Body Material Steel Gate Material Steel Packing Material Graphite End to End Length 3 9 16" Height 7" Length 3 7 16" Stem Type Rising Connection Style Flanged Seal Type Packing Specifications Met American Petroleum Institute Standard 602 Chemical compatibility must be determined by the customer based on the conditions in which the product is being used