PART NO. THREAD DIMENSIONS E,F,G,H A,B,C,D S1 S2,S3,S4,S5 YB-02 G1/8"X28 5.5 11 14 YB-04 G1/4"X19 5.5 11 19 YB-06 G3/8"X19 6.3 14 22 YB-08 G1/2"X14 7.5 19 27 YB-10 G5/8"X14 9.5 22 30 YB-12 G3/4"X14 10.9 24 32 YB-16 G1"X11 11.7 30 41 YB-20 G1.1/4"X11 11 41 50 YB-24 G1.1/2"X11 13 48 55