| DISTANCE ACROSS FLATS | 0.795 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |
| OVERALL LENGTH | 2.900 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAEJ429 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.438 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.563 INCHES STUD THREAD |
| SHOULDER LENGTH | 0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDERED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMB633 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.350 INCHES NOMINAL STUD THREAD |
| THREAD LENGTH | 0.812 INCHES NOMINAL NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| THREAD QUANTITY PER INCH | 12 STUD THREAD |
| THREAD QUANTITY PER INCH | 14 NUT THREAD |