Greenlee 20963 Knockout Draw Stud 10 ga Max Sheet Metal Capacity Steel, 4 3 4 in Lg, 3 8 in Draw Stud Dia 87 51 250 Water Connection Gender Side Water Connection Gender Side 2 Female Valve Body Style Straight Vented Ball Valve Non Vented Maximum Pressure Operating 235 psi 3 A Standard Compliance Not Rated Ball Port Style Full Port Included Mounting ISO 5211 Actuator Mounting Pad Maximum Pressure Combustible Gas Not Rated Connection Type Side 1 True Union Socket Operating Temperature Maximum 190 Degrees F Color Valve Handle Red Connection Type Side 2 Socket Valve Ways 2 Way Vacuum Service Rating Not Rated Manufacturer Warranty 3 yr Coefficient of Volume (Cv) 340 Operating Temperature Minimum 34 Degrees F NSF Certifications for Food and Drinking Water NSF 61 Valve Construction Three Piece Connection Gender Side 1 Female Air Inlet 1 2 in NPT Female Plastic Punch Shape Round Legacy 1 2 in Conduit Size Slug Buster or Standard Round Knockouts Maximum Sheet Metal Capacity Steel 10 ga Includes Draw Stud Yes Component Type Draw Stud Finish Steel Knockout Punch Component Included Draw Stud Material Application Aluminum