| DRIVE TYPE | SLOTTED |
| DIAMETER | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| GRIP LENGTH | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| MATERIAL ACCOMMODATED THICKNESS | 0.070 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| SHANK NECK LENGTH | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| TURNLOCK STUD SHANK STYLE | STUD SHANK |
| TURNLOCK STUD HEAD STYLE | FILLISTER |
| STUD SHANK MAJOR DIAMETER | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |