PARTNO. THREAD DIMENSIONS E F G A B C S1 GB-02 G1/8"X28 G1/8"X28 G1/8"X28 20 20 20 16 GB-04 G1/4"X19 G1/4"X19 G1/4"X19 22.5 22.5 22.5 19 GB-06 G3/8"X19 G3/8"X19 G3/8"X19 26 26 26 24 GB-08 G1/2"X14 G1/2"X14 G1/2"X14 31 31 31 27 GB-12 G3/4"X14 G3/4"X14 G3/4"X14 34 34 34 33 GB-16 G1"X11 G1"X11 G1"X11 42 42 42 41 GB-20 G1.1/4"X11 G1.1/4"X11 G1.1/4"X11 48 48 48 50 GB-24 G1.1/2"X11 G1.1/2"X11 G1.1/2"X11 53 53 53 60 GB-32 G2"X11 G2"X11 G2"X11 62 62 62 70