|
|
|
The fine pitch is to be used only when the preferred series, Coarse Thread Pitch is not suitable for the design due to wall thickness or limited space considerations.
| Size (mm) |
Available Pitches (mm) |
Tap Drill (mm) |
Clearance Drill (mm) |
| 8 |
1 |
7 |
9 |
| 10 |
1.25 |
8.8 |
11 |
| 12 |
1, (1.5), 1.25 |
10.5 |
14 |
| 14 |
1.5 |
12.5 |
16 |
| 15 |
1 |
14 |
17 |
| 16 |
1.5 |
14.5 |
18 |
| 17 |
1 |
15.5* |
19 |
| 18 |
1.5 |
16.5 |
20 |
| 20 |
1, 1.5 |
18.5 |
22 |
| 22 |
1.5 |
20.5 |
24 |
| 24 |
2 |
22 |
26 |
| 25 |
1.5 |
23.5 |
27 |
| 27 |
2 |
25 |
30 |
| 30 |
1.5, 2 |
28 |
33 |
| 33 |
2 |
31 |
36 |
| 35 |
1.5 |
32* |
38 |
| 36 |
2 |
33 |
39 |
| 39 |
2 |
36 |
42 |
| 40 |
1.5 |
37* |
43 |
| 42 |
2 |
39 |
45 |
| 45 |
1.5 |
42 |
48 |
| 48 |
2 |
45 |
52 |
| 50 |
1.5 |
46* |
54 |
| 55 |
1.5 |
51* |
60 |
| 56 |
2 |
52 |
62 |
| 60 |
1.5 |
56 |
66 |
| 64 |
2 |
60 |
70 |
| 65 |
1.5 |
61* |
71 |
| 70 |
1.5 |
64* |
76 |
| 72 |
2 |
66 |
78 |
| 75 |
1.5 |
69* |
82 |
| 80 |
1.5, 2 |
74 |
86 |
| 85 |
2 |
79 |
91 |
| 90 |
2 |
84 |
96 |
| 95 |
2 |
89 |
101 |
| 100 |
2 |
94 |
107 |
| 105 |
2 |
97* |
112 |
| 110 |
2 |
100* |
117 |
| 120 |
2 |
|
|
| 130 |
2 |
|
|
| 140 |
2 |
|
|
| 150 |
2 |
|
|
| 160 |
3 |
|
|
| 170 |
3 |
|
|
| 180 |
3 |
|
|
| 190 |
3 |
|
|
| 200 |
3 |
|
|
( ) Only for wheel studs and nuts * Approximated Values
|
