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Unit:inch

Dimensions of Round Head Type U Metallic Drive Screws

ASME 18.6.3 (T5-1) - 2024

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美标ASME 18.6.3 (T5-1) - 2024 ASME18.6.3 1 Dimensions of Round Head Type U Metallic Drive Screws
Nominal Length L Tips:seclect Nominal Length L and get .
Code
00# 0# 2# 4# 6# 7# 8# 10# 12# 14# 5/16 3/8
Number of thread starts
d max
min
dk max
min
k min
max
dp max
min
Recommend Hole Size Drill Size No.
Hole Diameter
6 6 8 7 7 8 8 8 8 9 11 12
0.06 0.075 0.1 0.116 0.14 0.154 0.167 0.182 0.212 0.242 0.315 0.378
0.057 0.072 0.097 0.112 0.136 0.15 0.162 0.177 0.206 0.236 0.309 0.371
0.099 0.127 0.162 0.211 0.26 0.285 0.309 0.359 0.408 0.457 0.59 0.708
0.09 0.118 0.146 0.193 0.24 0.264 0.287 0.334 0.382 0.429 0.557 0.67
0.034 0.049 0.069 0.086 0.103 0.111 0.12 0.137 0.153 0.17 0.216 0.256
0.026 0.041 0.059 0.075 0.091 0.099 0.107 0.123 0.139 0.155 0.198 0.237
0.049 0.063 0.083 0.096 0.116 0.126 0.136 0.15 0.177 0.202 0.272 0.334
0.046 0.06 0.08 0.092 0.112 0.122 0.132 0.146 0.173 0.198 0.267 0.329
55 51 44 37 31 29 27 20 11 2 M T
0.052 0.067 0.086 0.104 0.12 0.136 0.144 0.161 0.191 0.221 0.295 0.358
S Pilot Length ±0.015，S
- - - - - - - - - - - -

Alternative history

ASME B 18.6.3T51 - 2013 ASME 18.6.3T5-1 - 2024
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