| DISTANCE FROM CENTERLINE TO FLAT | 0.4885 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM |
| FASTENER LENGTH | 2.085 INCHES MINIMUM AND 2.125 INCHES MAXIMUM |
| HEAD DIAMETER | 0.977 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| HEAD HEIGHT | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | DEE CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| MATERIAL | UNABLE TO DECODE |
| MINIMUM TENSILE STRENGTH | 9310 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.6250 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SHOULDER, SOCKET HEAD, HEXAGON, ALLOY STEEL |
| SPECIAL FEATURES | DOUBLE SHEAR STRENGTH: 73,400 LB/FT MIN |
| WIDTH ACROSS FLATS | 0.250 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| SURFACE TREATMENT | UNABLE TO DECODE |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.845 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 11 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |