| DIAMETER OF RECESSED PORTION OF SHANK | 0.456 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| LENGTH OF RECESSED PORTION OF SHANK | 0.060 INCHES NOMINAL |
| OVERALL LENGTH | 2.160 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6312 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6448 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4640 OR STEEL COMP 6150 |
| NOMINAL THREAD SIZE | 0.438 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.500 INCHES STUD THREAD |
| SPECIAL FEATURES | STUD END DRILLED 0.320 IN. DIA,0.800 IN. DEEP |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD LENGTH | 0.770 INCHES NOMINAL NUT THREAD |
| THREAD LENGTH | 1.120 INCHES NOMINAL STUD THREAD |
| THREAD QUANTITY PER INCH | 13 STUD THREAD |
| THREAD QUANTITY PER INCH | 20 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| THREAD PITCH DIAMETERS | +0.4682 TO 0.4697 INCHES STUD THREAD |