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Specifications
| Cat No. |
Applicable O.D |
Unified Screw Threads
AO |
Length Before Tightening |
L2 |
Width Across Flats
D |
Width Across Corners
D' |
D2 |
| L |
L1 |
| 10 - 5~8 |
Φ 5~8.3 |
9/16 - 24UNEF-2B |
43 |
39 |
42.5 |
24 |
26 |
26 |
| 12 - 5~8 |
Φ 5~8.3 |
11/16 - 24UNEF-2B |
44 |
- |
- |
24 |
26 |
- |
| 14 - 5~8 |
Φ 5~8.3 |
3/4 - 20UNEF-2B |
44 |
43.5 |
44.5 |
26 |
28 |
35 |
| 14 - 9~11 |
Φ 8.3~11.3 |
| 18 - 5~8 |
Φ 5~8.3 |
1 - 20UNEF-2B |
50 |
43.5 |
43.5 |
30 |
32 |
35 |
| 18 - 9~11 |
Φ 8.3~11.3 |
| 18 - 12~14 |
Φ 11.3~14.5 |
42 |
50 |
32 |
| 18 - 15~17 |
Φ 14.5~17.5 |
| 20 - 9~11 |
Φ 8.3~11.3 |
1 1/8 - 18UNEF-2B |
51 |
45.5 |
50.5 |
36 |
38 |
39 |
| 20 - 12~14 |
Φ 11.3~14.5 |
| 20 - 15~17 |
Φ 14.5~17.5 |
46.5 |
50.5 |
| 22 - 9~11 |
Φ 8.3~11.3 |
1 1/4 - 18UNEF-2B |
51 |
45.5 |
50.5 |
38 |
42 |
39 |
| 22 - 12~14 |
Φ 11.3~14.5 |
| 22 - 15~17 |
Φ 14.5~17.5 |
46.5 |
| 24 - 9~11 |
Φ 8.3~11.3 |
1 3/8 - 18UNEF-2B |
51 |
50.5 |
52 |
41 |
46 |
47 |
| 24 - 12~14 |
Φ 11.3~14.5 |
- |
- |
- |
| 24 - 15~17 |
Φ 14.5~17.5 |
50.5 |
52 |
47 |
| 28 - 12~14 |
Φ 11.3~14.5 |
1 5/8 - 18UNEF-2B |
51 |
- |
- |
50 |
54 |
- |
| 28 - 15~17 |
Φ 14.5~17.5 |
50.5 |
52 |
47 |
| 28 - 18~20 |
Φ 17.5~20.5 |
- |
- |
- |
| 28 - 21~23 |
Φ 20.5~23.5 |
51 |
- |
- |
- |
Unit: mm
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