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Tables
of Dimensions Specification (Tables Attached)
1)
End Shapes, Threads and Spanner Flats for BS EN 10242
| Nominal
Size (inch) |
Minimum
Thread Length |
Minimum
Wall Thickness J
(mm) |
Bands
or Beads |
Spanner
Flat Minimum Depth
(mm) |
|
| Minimum
Height h (mm) |
Minimum
Width W (mm) |
|
| Female
N1 (mm) |
Male
N2 (mm) |
|
|
1/8 |
4.4 |
5.6 |
1.8 |
1.0 |
3.0 |
4 |
|
|
1/4 |
6.7 |
8.4 |
2.0 |
1.3 |
3.6 |
4 |
|
|
|
|
3/8 |
7.0 |
8.8 |
2.0 |
1.3 |
4.0 |
5 |
|
|
1/2 |
9.1 |
11.4 |
2.0 |
1.5 |
4.6 |
5 |
|
|
3/4 |
10.2 |
12.7 |
2.2 |
1.5 |
4.6 |
5.5 |
|
|
1 |
11.5 |
14.5 |
2.4 |
1.8 |
5.1 |
6 |
|
|
1¼ |
13.4 |
16.8 |
2.8 |
1.8 |
5.1 |
6.5 |
|
|
1½ |
13.4 |
16.8 |
3.0 |
2.0 |
5.6 |
6.5 |
|
|
2 |
16.9 |
21.1 |
3.2 |
2.3 |
6.1 |
7 |
|
|
2½ |
18.6 |
23.2 |
3.4 |
2.5 |
6.1 |
7 |
|
|
3 |
21.1 |
26.3 |
3.8 |
2.8 |
6.1 |
7.5 |
|
|
4 |
25.9 |
32.3 |
4.4 |
3.3 |
7.1 |
8 |
|
|
5 |
29.3 |
36.6 |
5.2 |
4.0 |
8.1 |
12 |
|
|
6 |
29.3 |
36.6 |
6.0 |
4.6 |
8.9 |
15 |
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