Applicable tubing O.D. (mm) o3.2 o4 o6 o8 o10 o12 o16 Added size Applicable tubing O.D. (inch) o1/8'' o5/32'' o1/4'' o5/16'' o3/8'' o1/2'' M5 R1/8 G1/8 R1/4 G1/4 R3/8 Connection thread Connection thread 10-32 UNF NPT1/8 NPT1/4 NPT3/8 NPT1/2 No thread G3/8 R1/2 G1/2 No thread KQB2L06-01S KQBL06-01S 10.2 g 27 g Shorter Lighter 15.9 mm 22.1 mm New RoHS Variations FEP . PFA . Nylon . Soft nylon Polyurethane . Polyolefin Grease-free Electroless nickel plated (Brass parts) .5 to 150°C M, R, Rc, UNF, NPT, G Dimensions Weight Fluid temperature Connection thread Applicable tubing material More configuration variations 17 models 9 models Approx. 30% Approx. 62% . Comparison with KQBL06-01S . Comparison with KQBL06-01S Compact and Light Existing model Series KQB2 Metal One-touch Fittings 93 KQ2 KQB2 KS KX KM KF M H/DL L/LL KC KK KK130 DM KDM KB KR KA KQG2 KG KFG2 MS KKA KP LQ MQR T