Nominal Size Screw Dimension (mm) 304
Inventory
B (inch) A (mm) d2 d3 D1 D2 L
1/4 x 1/8B 8 x 6A R 1/4 Rc 1/8 19 29
3/8 X 1/8B 10 x 6A R 3/8 Rc 1/8 22 30
3/8 X 1/4B 10 X 8A R 3/8 Rc 1/4 22 30
1/2 X 1/4B 15 x 8A R 1/2 Rc 1/4 26 19 38
1/2 X 3/8B 15 x 10A R 1/2 Rc 3/4 26 21.5 38
3/4 X 3/8B 20 x 10A R 3/4 Rc 3/8 32 21.5 40
3/4 X 1/2B 20 X 15A R 3/4 Rc 1/2 32 26 40
1 X 1/2B 25 x 15A R1 Rc 1/2 39 26 45
1 X 3/4B 25 x 20A R1 Rc 3/4 39 32 45
11/4 X 3/4B 32 x 20A R 11/4 Rc 3/4 48.5 32 51
11/4 X 1B 32 x 25A R 11/4 Rc 1 48.5 39 51
11/2 X 1B 40 x 25A R 11/2 Rc 1 54.5 39 54
11/2 X 11/4B 40 x 32A R 11/2 Rc 11/4 54.5 48.5 54
2 X 1B 50 x 25A R 2 Rc 1 67 39 64
2 11/4B 50 x 32A R 2 Rc 11/4 67 48.5 64
2 X 11/2B 50 x 40A R 2 Rc 11/2 67 54.5 64