26 Metric Size One-touch Fittings Series KQ2 Applicable Tubing: Metric Size, Connection Thread: M, R, Rc 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 oD2 Connection thread (With sealant) H M A L 4 x Applicable tubing oD1 2 x oO 2 x oN I P I P Q 4 x Applicable tubing a M2 M1 oD2 L2 L1 oD1 2 x oN 2 x oO Applicable tubing b I I P P Q Double Branch “Y”: KQ2UD (Sealant) l/A: Brass, N: Brass + Electroless nickel plated Different Diameter Double Union “Y”: KQ2UD Note) oD1, oD2 are maximum diameters. * Reference dimensions after installation of R thread Note) oD1 is maximum diameter. Dimensions Applicable tubing O.D. (mm) Model Note) oD1 Note) oD2 L1 L2 P I M1 M2 Q oO oN Effective area (mm2) Min. port size Weight (g) a b Nylon Urethane o4 o6 KQ2UD04-06A 8.2 10.4 29.2 18.2 8.2 16.6 13.3 13.3 6.8 6 3.2 4.2 4.2 3 5.4 o6 o8 KQ2UD06-08A 10.4 13.2 32 20.5 10.4 21 13.3 14.2 8.2 6 3.2 13.4 10.6 4.5 8.1 Applicable tubing O.D. (mm) Connection thread R Model H (Width across flats) Note) oD1 oD2 L I A* M P Q oO oN Effective area (mm2) Min. port size Weight (g) Nylon Urethane o4 1/8 KQ2UD04-01lS 12 8.2 10.4 36.7 16.6 33.6 13.3 8.2 6.8 6 3.2 4.2 4.2 5.4 11.7 1/4 KQ2UD04-02lS 14 8.2 10.4 41.1 16.6 36.4 13.3 8.2 6.8 6 3.2 4.2 4.2 5.4 20.6 o6 1/8 KQ2UD06-01lS 14 10.4 13.2 39.5 21 36.4 13.3 10.4 8.2 6 3.2 13.4 10.6 6 16.4 1/4 KQ2UD06-02lS 14 10.4 13.2 43.9 21 39.2 13.3 10.4 8.2 6 3.2 13.4 10.6 7.3 21.6