McMaster 4894K12 High Cycling Threaded Check Valve, Bronze, 3 4 NPT Female, Class 125, 5.24 Cv 35Y658 Model Number R134A Fits Brand Model Number R134A Fits Brand Copeland Emergency Repair Tape Series Emergency Repair ER Tape Product Form Continuous Roll Duty Rating Heavy Duty Color Black Roll Width 1 in Overall Roll Length 12 yd Thickness 20 mil Tensile Strength 700 lb in Adhesive Format Self Fusing Adhesive Material Silicone Backing Material Silicone Rubber Application Bonding including the presence of other chemicals 24 Maximum Pressure @ Temperature 200 psi @ 70° F Maximum Steam Pressure @ Temperature 175 psi @ 353° F Minimum Opening Pressure 2 psi Temperature Range 20° F to 405° F End to End Length 2 1 2" Mounting Position Horizontal Features Removable Cap Specifications Met MSS SP 80 For Use With Air