PART NO. THREAD DIMENSIONS E F A L S1 5ST-04 G1/4"X19 Rc1/4"X19 14 35.5 19 5ST-04-02 G1/4"X19 Rc1/8"X28 14 30 19 5ST-04-06 G1/4"X19 Rc3/8"X19 14 35 22 5ST-06 G3/8"X19 Rc3/8"X19 16 39.5 22 5ST-06-04 G3/8"X19 Rc1/4"X19 16 37.5 19 5ST-06-08 G3/8"X19 Rc1/2"X14 16 43.5 27 5ST-08 G1/2"X14 Rc1/2"X14 19 48 27 5ST-08-06 G1/2"X14 Rc3/8"X19 19 42.5 22 5ST-12 G3/4"X14 Rc3/4"X14 21 52 36 5ST-12-08 G3/4"X14 Rc1/2"X14 21 50 27 5ST-16 G1"X11 Rc1"X11 23 59.5 41