| MATERIAL | STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| LENGTH OF RECESSED PORTION OF SHANK | 1.500 INCHES NOMINAL |
| DIAMETER OF RECESSED PORTION OF SHANK | 0.330 INCHES NOMINAL |
| OVERALL LENGTH | 4.260 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.438 INCHES NUT THREAD |
| 0.438 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 20 NUT THREAD |
| 14 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.4035 TO 0.4053 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.660 INCHES NOMINAL NUT THREAD |
| 1.250 INCHES NOMINAL STUD THREAD |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND |
| 38.0 ROCKWELL C MAXIMUM |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.135 INCHES NOMINAL FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.110 INCHES NOMINAL FIRST HOLE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 00198 |
| DESIGN CONTROL REFERENCE | 142641P008 |