(E,E’): Reference dimension for the inserted tubing from the end surface of the nut (E’),L’: Nut material PVDF dimensions W: Width across flats dimension L 1/8" 1/4" 3/8" 1/2" 3/4" 1" E’ W 1/8" 1/8" 1/4" 1/8" 1/4" 3/8" 1/4" 3/8" 1/2" 3/8" 1/2" 3/4" 1/2" 3/4" 1" Applicable tubing O.D. Connection threads Rc/NPT 18.5 18.5 21.5 18.5 21.5 25 21.5 25 29.5 25 29.5 36 29.5 36 44.5 10 14 18 22 30 36 14 20 25 29 37 49 9 16 19.5 22.5 24 26 34 39 44 47.5 52 52.5 53 56 64 64.5 69.5 71 77.5 79 86.5 35 40 45 50.5 55 55.5 55.5 58 66 67 72 73.5 81.5 83 90.5 11 16 21 24 32 41 10 17 22.5 24.5 26.5 30 Model E H L’ M Y LQ3H1A-F�ｭ LQ3H2A-F�ｭ LQ3H2B-F�ｭ LQ3H3A-F�ｭ LQ3H3B-F�ｭ LQ3H3C-F�ｭ LQ3H4A-F�ｭ LQ3H4B-F�ｭ LQ3H4C-F�ｭ LQ3H5A-F�ｭ LQ3H5B-F�ｭ LQ3H5C-F�ｭ LQ3H6A-F�ｭ LQ3H6B-F�ｭ LQ3H6C-F�ｭ L o4 o3 o6 o10 o8 o10 o8 o10 o8 o12 o19 o25 E’ W 1/8" 1/8" 1/4" 1/8" 1/4" 3/8" 1/4" 3/8" 1/2" 3/8" 1/2" 3/4" 1/2" 3/4" 1" Applicable tubing O.D. Connection threads Rc/NPT 10 17 22.5 24 26.5 30 9 16 19.5 22 24 26 11 16 21 24 32 41 35 40 45 50.5 55 55.5 55.5 58 66 67 72 73.5 81.5 83 90.5 34 39 44 47.5 52 52.5 53 56 64 64.5 69.5 71 77.5 79 86.5 14 20 25 29 37 49 10 14 18 22 30 36 18.5 18.5 21.5 18.5 21.5 25 21.5 25 29.5 25 29.5 36 29.5 36 44.5 Model E H L’ M Y LQ3H11-F�ｭ LQ3H12-F�ｭ LQ3H21-F�ｭ LQ3H22-F�ｭ LQ3H31-F�ｭ LQ3H32-F�ｭ LQ3H33-F�ｭ LQ3H34-F�ｭ LQ3H35-F�ｭ LQ3H36-F�ｭ LQ3H41-F�ｭ LQ3H42-F�ｭ LQ3H43-F�ｭ LQ3H51-F�ｭ LQ3H52-F�ｭ LQ3H53-F�ｭ LQ3H61-F�ｭ LQ3H62-F�ｭ LQ3H63-F�ｭ Metric Size Inch Size L, L’ oY (E, E’) H Port size Rc (NPT) W oM Dimensions Female connector: LQ3H-F Series LQ3 794