| MATERIAL | STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | STEPPED |
| SHANK DIAMETER | 0.307 INCHES MINIMUM AND |
| 0.311 INCHES MAXIMUM |
| OVERALL LENGTH | 1.781 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.438 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 14 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.4082 TO 0.4097 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.688 INCHES NOMINAL NUT THREAD |
| 0.656 INCHES NOMINAL STUD THREAD |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES NUT THD |
| 63.0 MICROINCHES SHANK |
| 32.0 MICROINCHES STUD THD |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 88044 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN158936 |