Allpoints 561384 Bullett Piercing Valve

bpv series bullet piercing valves fits o.d. tubing size 1/4" 5/16", 3/8" utilizes the same type of gasket found under the head of most air conditioning compressors. when installed, the gasket compresses the copper tubing .020" creating a permanent, leakproof seal that will withstand any pressure and temperature for the life of the unit. patented valve gasket application provides 50 times more sealing area than competitive "o" ring types. a sealing force of over 180" lbs., torque tested with 500 lbs., pressure tested at 250°f. precision piercing needle is engineered for concentricity and hardness to insure perfect seating every time. non-positional - no adapter valve required. requires only a 2" clearance area for installation and operation. hex key wrench included.