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Hexagon Socket Head Shoulder Screws [Table 13]

ASME B 18.3 (T13) - 2012

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美标ASME B18.3 (T13) - 2012 ASME18.3 18.3A Hexagon Socket Head Shoulder Screws [Table 13]
For thread diameter
1/8 5/32 3/16 1/4 5/16 3/8 1/2 5/8 3/4 1 1-1/4 1-1/2 1-3/4 2
ds max
min
dk max
min
k max
min
s Nominal Size
t min
d Nominal Size
Nominal Diameter
PP Threads per in.
b thread length
c max
ds1 min
ds2 max
min
L1 max
L2 max
r1 min
r2 max
min
0.123 0.154 0.185 0.248 0.3105 0.373 0.498 0.623 0.748 0.998 1.248 1.498 1.748 1.998
0.121 0.152 0.183 0.246 0.3085 0.371 0.496 0.621 0.746 0.996 1.246 1.496 1.746 1.996
0.25 0.281 0.312 0.375 0.438 0.562 0.75 0.875 1 1.312 1.75 2.125 2.375 2.75
0.235 0.266 0.296 0.357 0.419 0.543 0.729 0.853 0.977 1.287 1.723 2.095 2.345 2.72
0.125 0.125 0.156 0.188 0.219 0.25 0.312 0.375 0.5 0.625 0.75 1 1.125 1.25
0.115 0.115 0.146 0.177 0.209 0.24 0.302 0.365 0.49 0.61 0.735 0.98 1.105 1.23
0.078 0.094 0.094 0.125 0.156 0.188 0.25 0.312 0.375 0.5 0.625 0.875 1 1.25
0.067 0.067 0.079 0.094 0.117 0.141 0.188 0.234 0.281 0.375 0.469 0.656 0.75 0.937
4 6 8 10 1/4 5/16 3/8 1/2 5/8 3/4 7/8 1-1/8 1-1/4 1-1/2
0.112 0.138 0.164 0.19 0.25 0.3125 0.375 0.5 0.625 0.75 0.875 1.125 1.25 1.5
40 32 32 24 20 18 16 13 11 10 9 7 7 6
0.157 0.187 0.189 0.375 0.438 0.5 0.625 0.75 0.875 1 1.125 1.5 1.75 2
0.008 0.008 0.012 0.020 0.026 0.031 0.040 0.050 0.069 0.083 0.102 0.138 0.157 0.176
0.108 0.140 0.154 0.227 0.289 0.352 0.477 0.602 0.727 0.977 1.227 1.478 1.728 1.978
0.076 0.100 0.120 0.142 0.193 0.249 0.304 0.414 0.521 0.638 0.750 0.964 1.089 1.307
0.069 0.093 0.112 0.133 0.182 0.237 0.291 0.397 0.502 0.616 0.726 0.934 1.059 1.277
0.040 0.040 0.040 0.093 0.093 0.093 0.093 0.093 0.093 0.125 0.125 0.125 0.125 0.125
0.078 0.063 0.069 0.083 0.100 0.111 0.125 0.154 0.182 0.200 0.222 0.286 0.286 0.333
0.006 0.007 0.008 0.009 0.012 0.015 0.020 0.024 0.030 0.040 0.050 0.060 0.070 0.080
0.016 0.018 0.018 0.023 0.028 0.031 0.035 0.042 0.051 0.055 0.062 0.072 0.072 0.102
0.010 0.012 0.012 0.017 0.022 0.025 0.029 0.036 0.045 0.049 0.056 0.066 0.066 0.096

Alternative history

ASME B 18.3 - 2003(R2008) ASME B 18.3 - 2012

Suppliers

Best price if from GlobalFastener.com.
Ningbo Zhenhai Fumei Set Screw Factory

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  • +86-13586889678

  • +86-574-86582963、86572963

  • Material: 304, alloy steel; Nominal diameter: 1/16-3/8, length: 6-10mm; Surface treatment: color zinc plated
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Similar Standards

1 Hexagon Socket Head Shoulder Screws [ASME]
ASME B 18.3 - 2003 (R2008) 		Hexagon Socket Head Shoulder Screws

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