Thread BA
| Ba No |
Outside Dia Inch |
Tpi |
Core Dia Inch |
Radius |
Thread Depth Thou |
Hex Across Flats |
Tapping Drill Size Mm |
Letter Or Number Drill |
Clearence Drill Mm |
|
0
|
0.236
|
25.4
|
0.189
|
0.007
|
24
|
0.413
|
5.1
|
9
|
6.2
|
|
1
|
0.209
|
28.2
|
0.167
|
0.006
|
21
|
0.365
|
4.5
|
16
|
5.5
|
|
2
|
0.185
|
31.4
|
0.147
|
0.006
|
19
|
0.324
|
4.0
|
22
|
4.9
|
|
3
|
0.161
|
34.8
|
0.127
|
0.005
|
17
|
0.282
|
3.4
|
29
|
4.2
|
|
4
|
0.142
|
38.5
|
0.111
|
0.005
|
16
|
0.248
|
3.0
|
31
|
3.7
|
|
5
|
0.126
|
43.0
|
0.098
|
0.004
|
14
|
0.220
|
2.7
|
37
|
3.3
|
|
6
|
0.110
|
47.9
|
0.085
|
0.004
|
13
|
0.193
|
2.3
|
42
|
2.9
|
|
7
|
0.098
|
52.9
|
0.075
|
0.003
|
11
|
0.172
|
2.1
|
46
|
2.6
|
|
8
|
0.087
|
59.1
|
0.066
|
0.003
|
10
|
0.152
|
1.8
|
50
|
2.3
|
|
9
|
0.075
|
65.1
|
0.057
|
0.003
|
9
|
0.131
|
1.6
|
1/16
|
2.0
|
|
10
|
0.067
|
72.6
|
0.050
|
0.003
|
8
|
0.117
|
1.4
|
54
|
1.8
|
|
11
|
0.059
|
82.0
|
0.044
|
0.002
|
7
|
|
1.2
|
56
|
1.6
|
|
12
|
0.051
|
90.7
|
0.038
|
0.002
|
7
|
|
1.1
|
60
|
1.4
|
|
13
|
0.047
|
99.9
|
0.035
|
0.002
|
6
|
|
1.0
|
62
|
1.2
|
|
14
|
0.039
|
99.9
|
0.028
|
0.002
|
6
|
|
0.8
|
1/32
|
1.0
|
|
15
|
0.035
|
99.9
|
0.025
|
0.002
|
5
|
|
0.7
|
70
|
0.9
|
|
16
|
0.031
|
99.9
|
0.022
|
0.001
|
5
|
|
0.6
|
73
|
0.8
|