E ® HOSE BORE ¸ DIMENSIONS PART NO. THREAD E DN  ·DASH A B H S2 21691-04-04 1/4"X18 6 4 30 4.6 40.5 19 21691-06-04 3/8"X18 6 4 30 6 37.7 22 21691-06-05 3/8"X18 8 5 34 6 40.7 22 21691-06-06 3/8"X18 10 6 35.3 6 45.3 22 21691-08-08 1/2"X14 12 8 41 7.5 53.2 27 21691-12-10 3/4"X14 16 10 56.6 8.9 53.2 32 21691-12-12 3/4"X14 20 12 65.5 8.9 69.1 32 21691-16-12T 1"X11.5 20 12 65.5 10.5 64.5 41 21691-16-16 1"X11.5 25 16 76.4 10.5 75 41 21691-20-20W 1.1/4"X11.5 32 20 91.5 11.2 86 50 21691-24-20T 1.1/2"X11.5 32 20 91.5 11.2 83.5 55 21691-24-24W 1.1/2"X11.5 40 24 109.4 11.2 101.5 55 21691-32-32W 2"X11.5 50 32 131.8 11.2 124.5 70