Standard Unhardened Ground Dowel Pins per ANSI/ASME B18.8.2

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Standard Unhardened Ground Dowel Pins per ANSI/ASME B18.8.2

American National Standard Unhardened Ground Dowel Pins per ANSI/ASME B18.8.2

Unhardened ground dowel pins are normally produced by grinding the outside diameter of commercial wire or rod material to size.

Unhardened Ground Dowel Pins per ANSI/ASME B18.8.2

Designation: These pins are designated by the following data in the order shown: Product name (noun first), nominal pin diameter (fraction or decimal equivalent), length (fraction or decimal equivalent), material, and protective finish, if required.

Examples:

Pins, Unhardened Ground Dowel, 1⁄8 × 3⁄4,
Steel Pins, Unhardened Ground Dowel, 0.250 × 2.500, Steel, Zinc Plated

Nom. Size Nom. Pin Diameter	Pin Dia. A		Chamfer Length C		Suggested Hole Dia.		Double Shear Load min Lb
Nom. Size Nom. Pin Diameter	Max	Min	Max	Min	Max	Min	Carbon Steel	Brass
1⁄16 0.0625	0.0600	0.0595	0.025	0.005	0.0595	0.0580	350	220
3⁄32 0.0938	0.0912	0.0907	0.025	0.005	0.0907	0.0892	820	510
1⁄8 0.1250	0.1223	0.1218	0.025	0.005	0.1217	0.1202	1,490	930
5⁄32 0.1562	0.1535	0.1530	0.025	0.005	0.1528	0.1513	2,350	1,470
3⁄16 0.1875	0.1847	0.1842	0.025	0.005	0.1840	0.1825	3,410	2,130
7⁄32 0.2188	0.2159	0.2154	0.025	0.005	0.2151	0.2136	4,660	2,910
1⁄4 0.2500	0.2470	0.2465	0.025	0.005	0.2462	0.2447	6,120	3,810
5⁄16 0.3125	0.3094	0.3089	0.040	0.020	0.3085	0.3070	9,590	5,990
3⁄8 0.3750	0.3717	0.3712	0.040	0.020	0.3708	0.3693	13,850	8,650
7⁄16 0.4375	0.4341	0.4336	0.040	0.020	0.4331	0.4316	18,900	11,810
1⁄2 0.5000	0.4964	0.4959	0.040	0.020	0.4954	0.4939	24,720	15,450
5⁄8 0.6250	0.6211	0.6206	0.055	0.035	0.6200	0.6185	38,710	24,190
3⁄4 0.7500	0.7458	0.7453	0.055	0.035	0.7446	0.7431	55,840	34,900
7⁄8 0.8750	0.8705	0.8700	0.070	0.050	0.8692	0.8677	76,090	47,550
1 1.0000	0.9952	0.9947	0.070	0.050	0.9938	0.9923	99,460	62,160

Reference:

ANSI/ASME B18.8.2