| MATERIAL | STEEL COMP 4140 |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | STEPPED |
| SHANK DIAMETER | 0.250 INCHES NOMINAL |
| OVERALL LENGTH | 1.375 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.2945 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 28 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.2757 TO 0.2769 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.625 INCHES NOMINAL NUT THREAD |
| 0.500 INCHES NOMINAL STUD THREAD |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 93835 |
| DESIGN CONTROL REFERENCE | 59938 |