PART NO. THREAD DIMENSIONS E F A B L S1 S2 2BK-04-14 G1/4"X19 M14X1.5 12 10.5 26.5 19 19 2BK-06-18 G3/8"X19 M18X1.5 13.5 11.5 32 22 24 2BK-08-22 G1/2"X14 M22X1.5 16 14 37 27 27 2BK-10-24 G5/8"X14 M24X1.5 17.5 15 39 30 32 2BK-12-30 G3/4"X14 M30X1.5 18.5 18.3 42 32 36 2BK-16-33 G1"X11 M33X1.5 20.5 21.3 46 41 41 2BK-20-36 G1.1/4"X11 M36X1.5 20.5 20 48 50 46 2BK-24-42 G1.1/2"X11 M42X1.5 23 19.3 52 55 55