PART NO. THREAD DIMENSIONS E F A B L S1 1NT-02SP Z1/8"X27 R1/8"X28 10.5 10 26.5 12 1NT-02-04SP Z1/8"X27 R1/4"X19 10.5 14.5 31 17 1NT-04SP Z1/4"X18 R1/4"X19 15 14.5 35 17 1NT-04-02SP Z1/4"X18 R1/8"X28 15 10 31 17 1NT-04-06SP Z1/4"X18 R3/8"X19 15 15 36 19 1NT-06SP Z3/8"X18 R3/8"X19 16 15 36 19 1NT-06-04SP Z3/8"X18 R1/4"X19 16 14.5 36.5 19 1NT-06-08SP Z3/8"X18 R1/2"X14 16 20 44 22 1NT-08SP Z1/2"X14 R1/2"X14 19.5 20 47.5 22 1NT-08-06SP Z1/2"X14 R3/8"X19 19.5 15 42.5 22 1NT-08-12SP Z1/2"X14 R3/4"X14 19.5 20 49.5 30 1NT-12SP Z3/4"X14 R3/4"X14 19.5 20 49.5 30 1NT-12-08SP Z3/4"X14 R1/2"X14 19.5 20 49.5 30 1NT-12-16SP Z3/4"X14 R1"X11 19.5 25.5 56 36 1NT-16SP Z1"X11.5 R1"X11 25.5 25.5 62 36 1NT-16-12SP Z1"X11.5 R3/4"X14 25.5 20 56.5 36 1NT-16-20SP Z1"X11.5 R1.1/4"X11 25.5 26.5 65 46 1NT-20SP Z1.1/4"X11.5 R1.1/4"X11 26.5 26.5 66 46 1NT-20-16SP Z1.1/4"X11.5 R1"X11 26.5 25.5 64 46 1NT-20-24SP Z1.1/4"X11.5 R1.1/2"X11 26.5 26.5 68 50 1NT-24SP Z1.1/2"X11.5 R1.1/2"X11 27.5 26.5 69 50 1NT-24-32SP Z1.1/2"X11.5 R2"X11 27.5 30 74.5 65 1NT-32SP Z2"X11.5 R2"X11 27.5 30 74.5 65