Provide a quick and economical way to tap a line at any point for charging, testing or purging hermetically sealed units. Valve fits 3/16 thru 3/8" O.D. tubing and has 1/4" flare connections for charging lines.

Valve clamps on tubing line, one end of charging line is attached to 1/4" flare connection on valve and other end to testing unit or refrigerant drum. Valve stem is turned forward until sharp needle pierces tubing. Stem is then backed off for testing or charging. After service is completed, valve is closed and left on line for future service.

Valve has T-Grip handle and forged brass body. Sealing gasket is confined to prevent falling out. V-block centers valve on tube, and is attached to nut so that it can't be lost.
341-C Line Piercing Valve
67842 Seal Gasket

Fast, easy, secure installation. Provides access to line at any point for charging, testing or purging. Two valves cover 3/16" to 5/8" O.D. tubes. Has depressor valve and needle valve shut-off.

Valve clamps on tubing line with two captive slotted head screws; positive built-in mechanical stop for each tube size eliminates tightening guesswork. To pierce tube, thread down the combination 1/4" flare port, stem and needle using knob furnished or a suitable wrench; back off stem and connect depressor type hose for testing or charging. After service is completed, valve is closed and left on line for future service. Dust cap provided.

Three-point sealing (needle-type valve, gasket and check valve) prevents leakage. Neoprene seal withstands temperatures near 3000.

541-C fits 3/16", 1/4 & 5/16" O.D. tubes. Pat. No. 3,648,725. Pat. Canada 1974.