| DISTANCE FROM CENTERLINE TO FLAT | 0.203 INCHES MINIMUM AND 0.213 INCHES MAXIMUM |
| FASTENER LENGTH | 2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM |
| HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD DIAMETER | 0.562 INCHES NOMINAL |
| HEAD HEIGHT | 0.219 INCHES NOMINAL |
| HEAD STYLE | DEE CHAMFER |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 3135 OR STEEL COMP 4140 OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| NONSTANDARD THREAD PITCH DIAMETER | +0.3450 TO 0.3480 INCHES |
| SHOULDER DIAMETER | 0.406 INCHES MINIMUM AND 0.408 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SHOULDER LENGTH | 0.719 INCHES NOMINAL FIRST SHOULDER |
| SPECIAL FEATURES | UNDERCUT BETWEEN HEAD AND SHOULDER 0.094 IN.WIDE BY 0.003 IN.MIN TO 0.005 IN.MAX DEEP |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.750 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UN |