PART NO. THREAD DIMENSIONS E F A B S1 S2 2BJ9-04 G1/4"X19 7/16"X20 24.5 9 14 15 2BJ9-06 G3/8"X19 9/16"X18 27.5 10.5 16 19 2BJ9-08 G1/2"X14 3/4"X16 34.5 11 22 24 2BJ9-10 G5/8"X14 7/8"X14 35 13 22 27 2BJ9-12 G3/4"X14 1.1/16"X12 40 15 27 32 2BJ9-16 G1"X11 1.5/16"X12 46 16 33 41