Socket Flat Head Cap Screw
Socket Flat Head Cap Screw Specifications
| Head and Body Dimensions | ||||||||
|---|---|---|---|---|---|---|---|---|
Nominal Max. |
Body Diameter | Head Diameter | Head Height | Hex Socket Size |
||||
| Diameter | Max. | Theoretical Sharp Min. |
Absolute Max. |
Reference Min. |
Flushness Tolerance |
|||
| 0 | .0600 | .0568 | .138 | .117 | .044 | .006 | .035 | |
| 1 | .0730 | .0695 | .168 | .143 | .054 | .007 | .050 | |
| 2 | .0860 | .0822 | .197 | .168 | .064 | .008 | .050 | |
| 3 | .0990 | .0949 | .226 | .193 | .073 | .010 | .062 | 1/16 |
| 4 | .1120 | .1075 | .255 | .218 | .083 | .011 | .062 | 1/16 |
| 5 | .1250 | .1202 | .281 | .240 | .090 | .012 | .078 | 5/64 |
| 6 | .1380 | .1329 | .307 | .263 | .097 | .013 | .078 | 5/64 |
| 8 | .1640 | .1585 | .359 | .311 | .112 | .014 | .094 | 3/32 |
| 10 | .1900 | .1840 | .411 | .359 | .127 | .015 | .125 | 1/8 |
| 1/4 | .2500 | .2435 | .531 | .480 | .161 | .016 | .158 | 5/32 |
| 5/16 | .3125 | .3053 | .656 | .600 | .198 | .017 | .188 | 3/16 |
| 3/8 | .3750 | .3678 | .781 | .720 | .234 | .018 | .219 | 7/32 |
| 7/16 | .4375 | .4294 | .844 | .781 | .234 | .018 | .250 | 1/4 |
| 1/2 | .5000 | .4919 | .938 | .872 | .251 | .018 | .312 | 5/16 |
| 5/8 | .6250 | .6163 | 1.188 | 1.112 | .324 | .022 | .375 | 3/8 |
| 3/4 | .7500 | .7406 | 1.438 | 1.355 | .396 | .024 | .500 | 1/2 |
| 7/8 | .8750 | .8647 | 1.688 | 1.604 | .468 | .025 | .562 | 9/16 |
| 1 | 1.0000 | .9886 | 1.936 | 1.841 | .540 | .028 | .625 | 5/8 |
| 1-1/8 | 1.1250 | 1.1086 | 2.188 | 2.079 | .611 | .031 | .750 | 3/4 |
| 1-1/4 | 1.2500 | 1.2336 | 2.438 | 2.316 | .683 | .035 | .875 | 7/8 |
| 1-3/8 | 1.3750 | 1.3568 | 2.688 | 2.553 | .755 | .038 | .875 | 7/8 |
| 1-1/2 | 1.5000 | 1.4818 | 2.938 | 2.791 | .827 | .042 | 1.000 | 1 |