| DISTANCE ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| NUT END SHANK DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| NUT END SHANK LENGTH | 0.683 INCHES MINIMUM AND 0.693 INCHES MAXIMUM |
| OVERALL LENGTH | 2.037 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | IRON ALLOY 660 |
| NOMINAL THREAD SIZE | 0.190 INCHES NUT THREAD0.190 INCHES STUD THREAD |
| SHOULDER LENGTH | 0.207 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.470 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |
| STUD END SHANK DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| STUD END SHANK LENGTH | 0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDERED |
| THREAD CLASS | 3A NUT THREAD3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREADRIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.555 INCHES NOMINAL NUT THREAD0.472 INCHES NOMINAL STUD THREAD |
| THREAD SERIES DESIGNATOR | UNJF NUT THREADUNJF STUD THREAD |
| THREAD QUANTITY PER INCH | 32 NUT THREAD32 STUD THREAD |