| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 1.200 INCHES MINIMUM AND 1.220 INCHES MAXIMUM |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| SPECIAL FEATURES | 0.190 IN. DIA. OF UNTHREADED PORTION |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.440 INCHES MINIMUM NUT THREAD |
| THREAD LENGTH | 0.280 INCHES MINIMUM STUD THREAD |
| THREAD PITCH DIAMETERS | +0.2290 TO 0.2300 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD QUANTITY PER INCH | 28 STUD THREAD |