Dimensions of ASME B18.8.2 Dowel Pins
Nominal Size or Nominal Pin Diameter |
Pin Diameter, A |
Corner Radius, R |
Basic |
Max |
Min |
Max |
Min |
1/16 |
0.0627 |
0.0628 |
0.0626 |
0.020 |
0.010 |
3/32 |
0.0939 |
0.0940 |
0.0938 |
0.020 |
0.010 |
7/64 |
0.1095 |
0.1096 |
0.1094 |
0.020 |
0.010 |
1/8 |
0.1252 |
0.1253 |
0.1251 |
0.020 |
0.010 |
5/32 |
0.1564 |
0.1565 |
0.1563 |
0.020 |
0.010 |
3/16 |
0.1877 |
0.1878 |
0.1876 |
0.020 |
0.010 |
7/32 |
0.2189 |
0.2190 |
0.2188 |
0.020 |
0.010 |
1/4 |
0.2502 |
0.2503 |
0.2501 |
0.020 |
0.010 |
5/16 |
0.3127 |
0.3128 |
0.3126 |
0.020 |
0.010 |
3/8 |
0.3752 |
0.3753 |
0.3751 |
0.020 |
0.010 |
Nominal Size or Nominal Pin Diameter |
Pin Diameter, A |
Chamfer Length, C |
Double Shear Load, Min, lb. |
Material |
Max |
Min |
Max |
Min |
Carbon Steel |
Brass |
1/16 |
0.0600 |
0.0595 |
0.025 |
0.005 |
350 |
220 |
3/32 |
0.0912 |
0.0907 |
0.025 |
0.005 |
820 |
510 |
7/64 |
0.1068 |
0.1063 |
0.025 |
0.005 |
1130 |
710 |
1/8 |
0.1223 |
0.1218 |
0.025 |
0.005 |
1490 |
930 |
5/32 |
0.1535 |
0.1530 |
0.025 |
0.005 |
2350 |
1470 |
3/16 |
0.1847 |
0.1842 |
0.025 |
0.005 |
3410 |
2130 |
7/32 |
0.2159 |
0.2154 |
0.025 |
0.005 |
4660 |
2910 |
1/4 |
0.2470 |
0.2465 |
0.025 |
0.005 |
6120 |
3810 |
5/16 |
0.3094 |
0.3089 |
0.040 |
0.020 |
9590 |
5990 |
3/8 |
0.3717 |
0.3712 |
0.040 |
0.020 |
13850 |
8650 |
7/16 |
0.4341 |
0.4336 |
0.040 |
0.020 |
18900 |
11810 |
1/2 |
0.4964 |
0.4959 |
0.040 |
0.020 |
24720 |
15450 |
5/8 |
0.6211 |
0.6206 |
0.055 |
0.035 |
38710 |
24190 |
3/4 |
0.7548 |
0.7453 |
0.055 |
0.035 |
55840 |
34900 |
7/8 |
0.8705 |
0.8700 |
0.070 |
0.050 |
76090 |
47550 |
1 |
0.9952 |
0.9947 |
0.070 |
0.050 |
99460 |
62160 |