| MACHINE SCREWS ROUND HEAD SLOT HEAD DIMENSIONS ONLY |
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All Dimensions in Inches | |
| MACHINE SCREWS ROUND HEAD SLOT HEAD DIMENSIONS ONLY |
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All Dimensions in Inches | |
| Basic Screw Diameter |
Head Diameter | Head Height | Slot Width | Slot Depth | ||||
| Max. | Min. | Max. | Min. | Max. | Min. | Max. | Min. | |
| 2/56 | .162 | .146 | .069 | .059 | .031 | .023 | .048 | .037 |
| 3/48 | .187 | .169 | .078 | .067 | .035 | .027 | .053 | .040 |
| 4/40 | .211 | .193 | .086 | .075 | .039 | .031 | .058 | .044 |
| 5/40 | .236 | .217 | .095 | .083 | .043 | .035 | .063 | .047 |
| 6/32 | .260 | .240 | .103 | .091 | .048 | .039 | .068 | .051 |
| 8/32 | .309 | .287 | .120 | .107 | .054 | .045 | .077 | .058 |
| 10/24 | .359 | .334 | .137 | .123 | .060 | .050 | .087 | .065 |
| 10/32 | .359 | .334 | .137 | .123 | .060 | .050 | .087 | .065 |
| 12/24 | .408 | .382 | .153 | .139 | .067 | .056 | .096 | .072 |
| 1/4 | .472 | .443 | .175 | .160 | .075 | .064 | .109 | .082 |
| 5/16 | .590 | .557 | .216 | .198 | .084 | .072 | .132 | .099 |
| 3/8 | .708 | .670 | .256 | .237 | .094 | .081 | .155 | .117 |