| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 5.935 INCHES MINIMUM AND 5.955 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 8740 |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| NUT END SHANK LENGTH | 1.125 INCHES MINIMUM AND 1.155 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.331 INCHES MINIMUM AND 0.355 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| SPECIAL FEATURES | SHANK DIA 0.245 IN. MIN,0.240 IN. MAX |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.615 INCHES MINIMUM NUT THREAD |
| THREAD LENGTH | 0.750 INCHES MINIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |