| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 1.656 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 8740 |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.438 INCHES STUD THREAD |
| SPECIAL FEATURES | 0.240 IN. NOM DIA HOLE LOCATED ON LARGER DIA END,DRILLED TO A DEPTH OF 0.54 0 IN. NOM WITH 0.094 IN. NOM SPERICAL RADIUS AT BASE OF HOLE |
| SHANK DIAMETER | 0.287 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |
| STYLE DESIGNATOR | STEPPED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.720 INCHES MINIMUM STUD THREAD |
| THREAD LENGTH | 0.734 INCHES MINIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 14 STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| THREAD PITCH DIAMETERS | +0.4004 TO 0.4025 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |