| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.4375 INCHES STUD THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| SHANK DIAMETER | 0.370 INCHES MINIMUM AND 0.375 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 | 0.812 INCHES MINIMUM AND 0.895 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 1.095 INCHES MINIMUM AND 1.115 INCHES MAXIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 14 STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD PITCH DIAMETERS | +0.4082 TO 0.4097 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |