Pan Head Machine Screw Size Table Chart ANSI B18.6.3

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Pan Head Machine Screw ANSI B18.6.3: The slotted pan head has a flat top surface rounded into cylindrical sides and a flat bearing surface. The recessed pan head has a rounded top sur- face blending into cylindrical sides and a flat bearing surface. Dimensions are given in the tables below.

American National Standard Slotted Pan Head Machine Screws
ANSI B18.6.3

Slotted Pan Head Machine Screws

 

 BASIC
DIA 		A
Head Dia. 		H
Head Height 		R
Head Radius 		J
Slot Width 		T
Slot Depth
 NO.0000 0.042 0.016 0.007 0.008 0.008
 NO.000 0.066 0.023 0.010 0.012 0.012
NO.00 0.090 0.032 0.015 0.017 0.016
NO.0 0.116 0.039 0.020 0.023 0.022
NO.1 0.142 0.046 0.025 0.026 0.027
NO.2 0.167 0.053 0.035 0.031 0.031
NO.3 0.193 0.060 0.037 0.035 0.036
NO.4 0.219 0.068 0.042 0.039 0.040
NO.5 0.245 0.075 0.044 0.043 0.045
NO.6 0.270 0.082 0.046 0.048 0.050
NO.8 0.322 0.096 0.052 0.054 0.058
NO.10 0.373 0.110 0.061 0.060 0.068
NO.12 0.425 0.125 0.078 0.067 0.077
.25  0.492 0.144 0.087 0.075 0.087
.3125 0.615 0.178 0.099 0.084 0.106
.375 0.740 0.212 0.143 0.094 0.124
.4375 0.863 0.247 0.153 0.094 0.142
.5 0.987 0.281 0.175 0.106 0.161
.5635 1.041 0.315 0.197 0.118 0.179
.625 1.172 0.350 0.219 0.133 0.197
 .75 1.435 0.419 0.263 0.149 0.234

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