PART NO. THREAD DIMENSIONS E F G A B C S1 LN-04 Z1/4"X18 Z1/4"X18 Z1/4"X18 28 28 22.4 19 LN-06 Z3/8"X18 Z3/8"X18 Z3/8"X18 33.5 33.5 25 24 LN-08 Z1/2"X14 Z1/2"X14 Z1/2"X14 41.2 41.2 31.2 30 LN-12 Z3/4"X14 Z3/4"X14 Z3/4"X14 45.2 45.2 34.5 33 LN-16 Z1"X11.5 Z1"X11.5 Z1"X11.5 54.5 54.5 41.1 41 LN-20 Z1.1/4"X11.5 Z1.1/4"X11.5 Z1.1/4"X11.5 63 63 48 48 LN-24 Z1.1/2"X11.5 Z1.1/2"X11.5 Z1.1/2"X11.5 71.5 71.5 52.8 63