| OVERALL LENGTH | 3.984 INCHES MINIMUM AND 4.016 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD ALL MATERIAL RESPONSES |
| MATERIAL | STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1025 |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.261 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| NUT END SHANK LENGTH | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| STUD END SHANK DIAMETER | 0.261 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| STUD END SHANK LENGTH | 0.156 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDERED |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 2.203 INCHES MINIMUM AND 2.234 INCHES MAXIMUM STUD THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |