| CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| FASTENER LENGTH | 1.125 INCHES NOMINAL |
| HEAD DIAMETER | 0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| HEAD STYLE | KNURLED NO. 2 |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL | STEEL COMP 316 OVERALL |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| SHOULDER DIAMETER | 0.371 INCHES MINIMUM AND 0.373 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SHOULDER LENGTH | 0.625 INCHES NOMINAL FIRST SHOULDER |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET HEAD SHOULDER BOLTS |
| WIDTH ACROSS FLATS | 0.1875 INCHES NOMINAL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.42 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | A18 |