| MATERIAL | STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| STYLE DESIGNATOR | STEPPED |
| SHANK DIAMETER | 0.279 INCHES MINIMUM AND |
| 0.289 INCHES MAXIMUM |
| OVERALL LENGTH | 3.188 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNJF NUT THREAD |
| UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| 0.375 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| 16 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.3482 TO 0.3497 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.625 INCHES MINIMUM NUT THREAD |
| 0.750 INCHES MINIMUM STUD THREAD |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.110 INCHES NOMINAL FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.065 INCHES MINIMUM AND |
| 0.072 INCHES MAXIMUM FIRST HOLE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 73342 |
| DESIGN CONTROL REFERENCE | 6841732-159 |