AN Bolt Mini-chart, Sizing -4 (1/4x28) to -7 (7/16x20)
Dash No. | AN4 (1/4)
Grip Length |
AN5 (5/16)
Grip Length |
AN6 (3/8)
Grip Length |
AN7 (7/16)
Grip Length |
3 | .063 .469 | |||
4 | .063 .531 | .063 .594 | ||
5 | .188 .656 | .188 .719 | .063 .703 | .063 .719 |
6 | .313 .781 | .313 .844 | .188 .844 | .063 .844 |
7 | .438 .906 | .438 .969 | .313 .953 | .313 .969 |
10 | .563 1.03 | .563 1.09 | .438 1.08 | .438 1.09 |
11 | .688 1.16 | .688 1.16 | .563 1.20 | .563 1.22 |
12 | .813 1.28 | .813 1.34 | .688 1.33 | .688 1.34 |
13 | .938 1.41 | .938 1.47 | .813 1.45 | .813 1.47 |
14 | 1.06 1.53 | 1.06 1.59 | .938 1.58 | .938 1.59 |
15 | 1.19 1.66 | 1.19 1.72 | 1.06 1.70 | 1.06 1.72 |
16 | 1.31 1.78 | 1.31 1.84 | 1.19 1.83 | 1.19 1.84 |
17 | 1.44 1.91 | 1.44 1.97 | 1.31 1.95 | 1.31 1.97 |
20 | 1.56 2.03 | 1.56 2.09 | 1.44 2.08 | 1.44 2.09 |
21 | 1.69 2.16 | 1.69 2.22 | 1.56 2.20 | 1.56 2.22 |
22 | 1.81 2.28 | 1.81 2.34 | 1.69 2.33 | 1.69 2.34 |
23 | 1.94 2.41 | 1.94 2.47 | 1.81 2.33 | 1.81 2.47 |
24 | 2.06 2.53 | 2.06 2.59 | 1.94 2.58 | 1.94 2.59 |
25 | 2.19 2.66 | 2.19 2.72 | 2.06 2.70 | 2.06 2.72 |
26 | 2.31 2.78 | 2.31 2.84 | 2.19 2.83 | 2.19 2.84 |
27 | 2.44 2.91 | 2.44 2.97 | 2.31 2.95 | 2.31 2.97 |
30 | 2.56 3.03 | 2.56 3.09 | 2.44 3.08 | 2.44 3.09 |