Body size Weight oD1 oD2 L1 g Min. bore size M M5 1/8 1/4 1/2 o3.2 o4 o6 o4 o6 o8 o10 o6 o8 o10 o12 o16 L2 When connected 4.6 4.8 5.8 5.8 13.4 18.9 19.1 13.4 21.8 29.4 32.0 48.8 62.5 3.8 4.0 5.8 3.8 10.4 16.8 19.1 10.4 18.3 27.0 30.5 42.7 53.4 6.4 6.5 7.9 22.5 24.4 27.3 37.1 51.4 51.3 54.8 59.4 84.1 99.9 Model KK2S-23H -04H -06H KK3S-04H -06H -08H -10H KK4S-06H -08H -10H -12H KK6S-12H -16H Applicable tubing O.D. Body size Weight g Effective area mm2 Urethane tubing Nylon tubing Applicable tubing O.D. Effective area mm2 Urethane tubing Nyrlon tubing oD1 oD2 L1 L3 Min. bore size M M5 1/8 1/4 1/2 M5 1/8 1/4 1/2 o3.2 o4 o6 o4 o6 o8 o10 o6 o8 o10 o12 o16 L2 When connected Model KK2S-23L -04L -06L KK3S-04L -06L -08L -10L KK4S-06L -08L -10L -12L KK6S-12L -16L 6.7 7.2 23.2 24.0 25.0 34.4 53.5 53.1 54.7 57.0 91.4 93.5 4.4 5.6 5.3 11.4 16.8 18.5 11.4 19.8 27.5 29.6 39.7 58.7 3.7 5.6 3.7 10.1 15.0 18.0 10.1 17.5 24.7 29.0 38.1 50.3 Straight type with One-touch fitting Elbow type with One-touch fitting Bulkhead type with One-touch fitting 7.0 8.0 10.0 10.0 12.0 14.0 17.0 12.0 14.0 17.0 19.0 25.7 33.8 33.6 33.9 46.6 47.1 48.9 49.9 58.2 60.1 61.5 62.5 70.1 72.3 35.3 35.1 35.4 49.1 49.6 51.4 52.4 61.9 63.8 65.2 66.2 75.4 77.6 10.0 20.2 28.0 31.6 12.7 13.5 16.0 17.0 18.5 21.0 17.0 18.5 21.0 22.0 25.0 2.5 3.4 4.7 3.2 4.7 6.2 7.7 4.7 6.2 7.7 9.2 13.2 10.0 20.2 28.0 31.6 9.3 11.6 10.4 12.8 15.2 18.5 12.8 15.2 18.5 20.9 26.5 16.5 16.6 18.0 20.0 23.0 26.5 20.0 23.0 26.5 28.5 34.0 26.0 27.2 41.7 42.9 43.1 42.9 54.3 55.5 54.2 55.4 66.3 66.9 27.5 28.3 44.2 45.4 45.6 45.4 58.0 59.2 57.9 59.1 71.6 72.2 12.7 13.5 16.0 17.0 18.5 21.0 17.0 18.5 21.0 22.0 25.0 2.5 4.5 3.0 4.5 6.0 7.5 4.5 6.0 7.5 9.0 13.0 (mm) (mm) (mm) Applicable tubing O.D. Effective area mm2 Urethane tubing Nylon tubing Body size Weight oD L1 L3 g H1 Width across flats H2 Width across flats T Threads Min. bore size M o3.2 o4 o6 o4 o6 o8 o10 o6 o8 o10 o12 o16 L2 When connected Model KK2S-23E -04E -06E KK3S-04E -06E -08E -10E KK4S-06E -08E -10E -12E KK6S-12E -16E 3.8 4.0 5.8 3.8 10.4 16.8 19.1 10.4 18.3 27.0 30.5 42.7 53.4 4.6 4.8 5.8 5.8 13.4 18.9 19.1 13.4 21.8 29.4 32.0 48.8 62.5 9.6 9.1 12.6 29.0 39.4 43.4 68.3 57.2 60.6 86.8 105.7 116.0 183.2 10 14 17 22 19 22 24 30 M8 x 0.75 M9 x 0.75 M11 x 0.75 M12 x 1 M14 x 1 M16 x 1 M20 x 1 M14 x 1 M16 x 1 M20 x 1 M22 x 1 M28 x 1.5 13.0 13.1 16.9 16.8 20.0 22.0 16.8 20.0 22.0 23.0 24.5 35.3 35.0 35.4 49.1 49.6 51.5 52.4 61.9 63.8 65.4 66.4 75.4 77.8 33.8 33.5 33.9 46.6 47.1 49.0 49.9 58.2 60.1 61.7 62.7 70.1 72.5 10 11 14 14 17 19 24 17 19 24 27 32 20.2 28.0 31.6 12.7 13.5 16.0 17.0 18.5 21.0 17.0 18.5 21.0 22.0 25.0 2.5 3.4 4.7 3.2 4.7 6.2 7.7 4.7 6.2 7.7 9.2 13.2 10.0 L2 L1 M L3 oD2 oD1 Applicable tubing L2 L1 M oD2 oD1 Applicable tubing Applicable tubing L3 L2 L1 oD Mounting plate thickness 7 mm or less M H1 T H2 KK2 KK3/4/6 KK2 KK3/4/6 KK2 KK3/4/6 KK2 KK3/4/6 KK2 KK3/4/6 KK2 KK3/4/6 oD2 oD1 M L1 L2 Applicable tubing oD1 oD2 M L3 L2 L1 Applicable tubing Applicable tubing Mounting plate thickness 7 mm or less oD M L3 L2 L1 T H1 H2 S Couplers Series KK 177 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