KQ2 H 06 G01 A One-touch fittings Model Thread material/Surface treatment Applicable tubing O.D. Port size Symbol Size Thread connection G01 G1/8 G02 G1/4 G03 G3/8 G04 G1/2 Symbol Size 04 o4 06 o6 08 o8 10 o10 12 o12 16 o16 Symbol Thread material/Surface treatment A Brass Symbol Model N Brass + Electroless nickel plated H Male connector S Hexagon socket head male connector F Female connector L Male elbow V Universal male elbow W Extended male elbow T Male branch tee Y Male run tee E Bulkhead connector How to Order Threaded Type 66 Metric Size One-touch Fittings Series KQ2 Applicable Tubing: Metric Size, Connection Thread: G Inch Size Uni Metric Size Uni Inch Size R Inch Size NPT Metric Size R, Rc Metric Size G Inch Size M, R, Rc Inch Size UNF, NPT Metric Size M, R, Rc Gasket Seal Face Seal Sealant/Gasket Seal