TTG | Spring Pins | Roll Pins | Split Pins

The following is dimensional and general data for spring pins recognized as
American National Standard, which are widely used in general industrial
applications per. ANSI/ASME B18.8.2.

SPRING PINS (Roll Pins, Split Pins)

Nominal Size or Basic
Pin Diameter
G H C T Recommended
Hole Size Double Shear Lbs.

Pin Diameter Chamfer Diameter Chamfer Length Wall
Thickness

Max Min Max Max Min Basic Max Min SAE 1070-
1095 Steel & 420 SS 300 Series
Stainless

1/16 .062 0.069 0.066 0.059 0.028 0.007 0.012 0.065 0.062 430 250

5/64 .078 0.086 0.083 0.075 0.032 0.008 0.018 0.081 0.078 800 460

3/32 .094 0.103 0.099 0.091 0.038 0.008 0.022 0.097 0.094 1150 670

1/8 .125 0.135 0.131 0.122 0.044 0.008 0.028 0.129 0.125 1875 1090

5/32 .156 0.167 0.162 0.151 0.048 0.010 0.032 0.160 0.156 2750 1600

3/16 .188 0.199 0.194 0.182 0.055 0.011 0.040 0.192 0.187 4150 2425

7/32 .219 0.232 0.226 0.214 0.065 0.011 0.048 0.224 0.219 5850 3400

1/4 .250 0.264 0.258 0.245 0.068 0.012 0.048 0.256 0.250 7050 4100

5/16 .312 0.330 0.321 0.306 0.080 0.014 0.062 0.318 0.312 10800 6300

3/8 .375 0.395 0.385 0.368 0.095 0.016 0.077 0.382 0.375 16300 9500

7/16 .438 0.459 0.448 0.430 0.095 0.017 0.077 0.445 0.437 19800 11500

1/2 .500 0.524 0.513 0.485 0.110 0.025 0.094 0.510 0.500 27100 15800

All dimensions are in inches.
Where specifying nominal size in decimals, zeros preceding decimal point
are omitted.
Length increments are 1⁄16 inch from 1⁄8 to 1 inch; 1⁄8 from 1 inch to 2 inches;
and 1⁄4 inch from 2 inches to 6 inches.
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Nominal Size or Basic Pin Diameter		G		H	C		T	Recommended Hole Size		Double Shear Lbs.
		Pin Diameter		Chamfer Diameter	Chamfer Length		Wall Thickness	Recommended Hole Size		Double Shear Lbs.
		Max	Min	Max	Max	Min	Basic	Max	Min	SAE 1070- 1095 Steel & 420 SS	300 Series Stainless
1/16	.062	0.069	0.066	0.059	0.028	0.007	0.012	0.065	0.062	430	250
5/64	.078	0.086	0.083	0.075	0.032	0.008	0.018	0.081	0.078	800	460
3/32	.094	0.103	0.099	0.091	0.038	0.008	0.022	0.097	0.094	1150	670
1/8	.125	0.135	0.131	0.122	0.044	0.008	0.028	0.129	0.125	1875	1090
5/32	.156	0.167	0.162	0.151	0.048	0.010	0.032	0.160	0.156	2750	1600
3/16	.188	0.199	0.194	0.182	0.055	0.011	0.040	0.192	0.187	4150	2425
7/32	.219	0.232	0.226	0.214	0.065	0.011	0.048	0.224	0.219	5850	3400
1/4	.250	0.264	0.258	0.245	0.068	0.012	0.048	0.256	0.250	7050	4100
5/16	.312	0.330	0.321	0.306	0.080	0.014	0.062	0.318	0.312	10800	6300
3/8	.375	0.395	0.385	0.368	0.095	0.016	0.077	0.382	0.375	16300	9500
7/16	.438	0.459	0.448	0.430	0.095	0.017	0.077	0.445	0.437	19800	11500
1/2	.500	0.524	0.513	0.485	0.110	0.025	0.094	0.510	0.500	27100	15800