Body size Weight g Effective area mm2 L1 Min. bore size 1/8 1/4 14 17 19 22 R 1/8 R 1/4 R 3/8 R 1/8 R 1/4 R 3/8 R 1/2 20.2 28.0 L2 When connected 36.0 34.0 34.5 50.1 48.7 47.2 45.4 6.0 9.0 9.0 6.0 9.0 11.0 13.0 20.4 21.1 22.9 38.9 40.4 42.7 20.3 19.4 27.7 48.7 45.3 52.1 62.4 33.5 31.5 32.2 46.4 45.0 43.5 41.7 39.1 39.5 40.1 53.2 54.2 52.6 52.5 36.6 37.0 37.6 49.5 50.5 48.9 48.8 Model KKH3S-01MS -02MS -03MS KKH4S-01MS -02MS -03MS -04MS A1. A2. When connected (mm) H Width across flats T Connection port size oD Male thread type Body size Weight g Effective area mm2 L1 Min. bore size 1/8 1/4 Rc 1/8 Rc 1/4 Rc 3/8 Rc 1/4 Rc 3/8 36.0 40.1 41.9 50.4 51.1 38.5 42.4 44.3 54.1 54.8 14 17 19 19 20.2 28.0 L2 When connected 8.2 10.9 14.4 20.6 21.1 39.6 42.7 23.8 33.1 37.1 58.1 47.4 Model KKH3S-01F -02F -03F KKH4S-02F -03F (mm) H Width across flats T Connection port size oD Female thread type Body size Weight g Effective area mm2 L1 Min. bore size 1/8 1/4 5/8 6/9 6.5/10 5/8 6/9 6.5/10 8/12 8.5/12.5 14 17 19 14 17 14 17 19 M 20.2 28.0 L2 When connected 4.5 5.4 5.9 4.5 5.4 5.9 7.4 7.8 42.6 44.4 54.1 56.8 55.4 45.1 46.9 57.8 60.5 59.1 13.7 16.5 13.7 16.5 17.4 12.2 18.3 19.2 12.2 20.4 24.1 35.1 36.6 32.3 48.9 46.6 57.0 70.5 68.0 69.7 72.3 Model KKH3S-50N -60N -65N KKH4S-50N -60N -65N -80N -85N (mm) H1 Width across flats H2 Width across flats oD Applicable hose I.D./O.D. Nut fitting type (for fiber reinforced urethane hose) . Reference dimension for R threads after installation. Dimensions/Socket (S) Series KKH are only available as sockets. Series KK should be used as plugs. For dimensions, please refer to page 174. A1 A2 L1 L2 oD L2 M L1 oD H1 H2 H T L1 L2 oD H T Applicable hose Series KKH 180