| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 1.800 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 8740 |
| NOMINAL THREAD SIZE | 0.438 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.562 INCHES STUD THREAD |
| SHANK DIAMETER | 0.358 INCHES MINIMUM AND 0.368 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 | 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 12 STUD THREAD |
| THREAD QUANTITY PER INCH | 20 NUT THREAD |
| THREAD PITCH DIAMETERS | +0.5214 TO 0.5229 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |