The following tables show standard dimensions for keys and their grooves.
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Clearance hole chart for inch bolts and screws according to ASME B18.2.8

One of the earliest forms of comparison. The pigment/binder ratio is the weight ratio of the sum of the pigments...
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Sheet Metal Gage Chart
Sheet Metal Gage Chart

Thickness (inches) | Weight (Ibs/sq ft) | |||||
---|---|---|---|---|---|---|
Gauge Number |
Fractional Approximation |
Stainless Gage |
Sheet Steel Standard |
Stainless Steel |
Sheet Steel |
Galvanized Sheet |
7/0 | 1/2 | 0.5 | 20 | |||
6/0 | 0.4687 | 18.75 | ||||
5/0 |
7/16 | 0.4375 | 17.5 | |||
4/0 | 0.4062 | 16.25 | ||||
3/0 | 3/8 | 0.375 | 15 | |||
2/0 | 0.3437 | 13.75 | ||||
0 | 5/16 | 0.3125 | 12.5 | |||
1 | 0.2812 | 11.25 | ||||
2 | 0.2656 | 10.62 | ||||
3 | 1/4 | 0.25 | 0.2391 | 10 | ||
4 | 15/64 | 0.2344 | 0.2242 | 9.37 | ||
5 | 7/32 | 0.2187 | 0.2092 | 8.75 | ||
6 | 13/64 | 0.2031 | 0.1943 | 8.12 | ||
7 | 3/16 | 0.1875 | 0.1793 | 7.5 | ||
8 | 11/64 | 0.1719 | 0.1644 | 6.87 | ||
9 | 5/32 | 0.1562 | 0.1495 | 6.25 | ||
10 | 9/64 | 0.1406 | 0.1345 | 5.7937 | 5.62 | 5.7812 |
11 | 1/8 | 0.125 | 0.1196 | 5.15 | 5 | 5.1562 |
12 | 7/64 | 0.1094 | 0.1046 | 4.5063 | 4.37 | 4.5312 |
13 | 3/32 | 0.0937 | 0.0897 | 3.8625 | 3.75 | 3.9062 |
14 | 5/64 | 0.0781 | 0.0747 | 3.2187 | 3.12 | 3.2812 |
15 | 0.0703 | 0.0673 | 2.8968 | 2.81 | 2.9687 | |
16 | 1/16 | 0.0625 | 0.0598 | 2.575 | 2.5 | 2.6562 |
17 | 0.0562 | 0.0538 | 2.3175 | 2.25 | 2.4062 | |
18 | 0.05 | 0.0478 | 2.06 | 2 | 2.1562 | |
19 | 0.0437 | 0.0418 | 1.8025 | 1.75 | 1.9062 | |
20 | 0.0375 | 0.0359 | 1.545 | 1.5 | 1.6562 | |
21 | 0.0344 | 0.0329 | 1.416 | 1.37 | 1.5312 | |
22 | 1/32 | 0.0312 | 0.0299 | 1.2875 | 1.25 | 1.4062 |
23 | 0.0281 | 0.0269 | 1.1587 | 1.12 | 1.2812 | |
24 | 0.025 | 0.0239 | 1.03 | 1 | 1.1562 | |
25 | 0.0219 | 0.0209 | 0.9013 | 0.88 | 1.0312 | |
26 | 0.0187 | 0.0179 | 0.7725 | 0.75 | 0.9062 | |
27 | 0.0172 | 0.0164 | 0.7081 | 0.69 | 0.8437 | |
28 | 1/64 | 0.0156 | 0.0149 | 0.6438 | 0.63 | 0.7812 |
29 | 0.0141 | 0.0135 | 0.5794 | 0.56 | 0.7187 | |
30 | 0.0125 | 0.012 | 0.515 | 0.5 | 0.6562 | |
31 | 0.0109 | 0.0105 | 0.44 | |||
32 | 0.0102 | 0.0097 | 0.41 | |||
33 | 0.0094 | 0.009 | 0.38 | |||
34 | 0.0086 | 0.0082 | 0.34 | |||
35 | 0.0078 | 0.0075 | 0.31 | |||
36 | 0.007 | 0.0067 | 0.28 | |||
37 | 0.0066 | 0.0064 | 0.27 | |||
38 | 0.0062 | 0.006 | 0.25 | |||
39 | 0.0059 | 0.23 | ||||
40 | 0.0055 | 0.22 | ||||
41 | 0.0053 | 0.21 | ||||
42 | 0.0051 | 0.2 | ||||
43 | 0.0049 | 0.2 | ||||
44 | 0.0047 | 0.19 |
Latest posts

The following tables show standard dimensions for keys and their grooves.

Motor Direction

Clearance hole chart for inch bolts and screws according to ASME B18.2.8

One of the earliest forms of comparison. The pigment/binder ratio is the weight ratio of the sum of the pigments...
Popular posts




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