BSP THREAD SIZE INFORMATION
BSP THREAD SIZE INFORMATION
BSP (British Standard Pipe) Thread
MAJOR DIAMETER
Nominal Size |
Inch |
mm |
⅛ |
0.38 |
9.7 |
¼ |
0.51 |
13.2 |
⅜ |
0.65 |
16.7 |
½ |
0.82 |
21.0 |
¾ |
1.04 |
26.5 |
1 |
1.31 |
33.2 |
1¼ |
1.65 |
41.9 |
1½ |
1.88 |
47.8 |
2 |
2.35 |
59.6 |
2 ½ |
2.96 |
75.2 |
3 |
3.46 |
87.9 |
4 |
4.45 |
113.0 |