DOWEL PIN DIMENSIONS

Dimension charts for Metric and Inch Dowel Pins.

Dimensions shown are in Inches and mm if you wish to convert them, please use our universal converter.

DOWEL PINS - METRIC

Metric Dowel Pins
DOWEL PIN DIMENSIONS - METRIC
NOMINAL
SIZE
PIN
DIAMETER (A)
POINT
DIAMETER (B)
CROWN
HEIGHT (C)
CROWN
RADIUS (R)
CALCULATED SINGLE
SHEAR STRENGTH
RECOMMENDED
HOLE SIZE
MAX MIN MAX MIN MAX MIN kN POUNDS MAX MIN
3 3.008 3.003 2.9 2.6 0.8 0.3 7.4 1,670 3.000 2.987
4 4.009 4.004 3.9 3.6 0.9 0.4 13.2 2,965 4.000 3.987
5 5.009 5.004 4.9 4.6 1.0 0.4 20.6 4,635 5.000 4.987
6 6.010 6.004 5.8 5.4 1.1 0.4 29.7 6,650 6.000 5.987
8 8.012 8.006 7.8 7.4 1.3 0.5 52.5 11,850 8.000 7.987
10 10.012 10.006 9.8 9.4 1.4 0.6 82.5 18,550 10.000 9.987
12 12.013 12.007 11.8 11.4 1.6 0.6 119.0 26,700 12.000 11.985
16 16.013 16.007 15.8 15.3 1.8 0.8 211.0 47,450 16.000 15.985
20 20.014 20.008 19.8 19.3 2.0 0.8 330.0 74,000 20.000 19.983
25 25.014 25.008 24.8 24.3 2.3 1.0 515.0 116,000 25.000 24.983

DOWEL PINS - INCHES

Inch Dowel Pins

DOWEL PIN DIMENSIONS - INCHES
NOMINAL
SIZE
PIN DIAMETER (A) (B) (D) (R) CALCULATED SINGLE
SHEAR STRENGTH
RECOMMENDED
HOLE SIZE
.0002 over nom. .001 over nom.      
MAX MIN MAX MIN MAX MIN MIN POUNDS MAX MIN
1/16 0.0628 0.0626 0.0636 0.0634 0.058 0.016 0.008 465 0.0625 0.0620
3/32 0.0941 0.0939 0.0949 0.0947 0.089 0.018 0.012 1,035 0.0937 0.0932
1/8 0.1253 0.1251 0.1261 0.1259 0.120 0.022 0.016 1,845 0.1250 0.1245
5/32 0.1565 0.1563 0.1573 0.1571 0.150 0.022 0.020 2,880 0.1562 0.1557
3/16 0.1878 0.1876 0.1886 0.1884 0.180 0.023 0.023 4,140 0.1875 0.1870
1/4 0.2503 0.2501 0.2511 0.2509 0.240 0.031 0.031 7,370 0.2500 0.2495
5/16 0.3128 0.3126 0.3136 0.3134 0.302 0.034 0.039 11,500 0.3125 0.3120
3/8 0.3753 0.3751 0.3761 0.3759 0.365 0.038 0.047 16,580 0.3750 0.3745
7/16 0.4378 0.4376 0.4386 0.4384 0.424 0.047 0.055 22,540 0.4375 0.4370
1/2 0.5003 0.5001 0.5011 0.5009 0.486 0.047 0.063 29,460 0.5000 0.4995
9/16 0.5628 0.5626 0.5636 0.5634 0.548 0.047 0.070 37,270 0.5625 0.5620
5/8 0.6253 0.6251 0.6261 0.6259 0.611 0.047 0.078 46,020 0.6250 0.6245
3/4 0.7503 0.7501 0.7511 0.7509 0.735 0.059 0.094 66,270 0.7500 0.7495
7/8 0.8753 0.8751 0.8761 0.8759 0.860 0.059 0.109 90,190 0.8750 0.8745
1 1.0003 1.0001 1.0011 1.0009 0.980 0.059 0.125 117,810 1.0000 0.9995