MACHINE SCREWS
 FILLISTER HEAD PHILLIPS
HEAD DIMENSIONS
Nominal Size Head Diameter Head Height Dimensions of Recess Phillips Driver Size
Side Height Total Height Diameter Depth Width
Max. Min. Max. Min. Max. Min. Max. Min. Max. Min.
2 .140 .124 .062 .053 .083 .066 .104 .091 .059 .017 1
3 .161 .145 .070 .061 .095 .077 .112 .099 .068 .019 1
4 .183 .166 .079 .069 .107 .088 .122 .109 .078 .019 1
5 .205 .187 .088 .078 .120 .100 .148 .135 .067 .027 2
6 .226 .208 .096 .086 .132 .111 .166 .153 .091 .028 2
7 .248 .229 .105 .094 .144 .122 .176 .163 .100 .029 2
8 .270 .250 .113 .102 .156 .133 .182 .169 .108 .030 2
10 .313 .292 .130 .118 .180 .156 .199 .186 .124 .031 2
12 .357 .334 .148 .134 .205 .178 .259 .246 .141 .034 3
14 .400 .376 .165 .151 .230 .201 .281 .268 .161 .036 3
1/4 .414 .389 .170 .155 .237 .207 .281 .268 .161 .036 3
5/16 .518 .490 .211 .194 .295 .262 .322 .309 .235 .042 3
3/8 .622 .590 .253 .233 .355 .315 .393 .380 .233 .065 4