| DISTANCE FROM CENTERLINE TO FLAT | 0.240 INCHES MINIMUM AND 0.244 INCHES MAXIMUM |
| FASTENER LENGTH | 1.480 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| HEAD HEIGHT | 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| HEAD STYLE | DEE CHAMFER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| SHOULDER DIAMETER | 0.363 INCHES MINIMUM AND 0.373 INCHES MAXIMUM SECOND SHOULDER |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| SHOULDER LENGTH | 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM SECOND SHOULDER |
| SPECIAL FEATURES | SHOULDER RELIEF 0.060 IN. WIDE,0.365 IN. FROM BEARING SURFACE OF HEAD |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.590 INCHES MINIMUM AND 0.650 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNF |