| EXTENDED WASHER DIAMETER | 0.398 INCHES MINIMUM AND 0.432 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.022 INCHES MINIMUM AND 0.039 INCHES MAXIMUM |
| FASTENER LENGTH | 2.610 INCHES MINIMUM AND 2.625 INCHES MAXIMUM |
| HEAD HEIGHT | 0.161 INCHES MINIMUM AND 0.194 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | SLOT |
| LOCKING FEATURE | PATCH THREADS |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1022 OVERALL |
| MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.216 INCHES |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.225 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |
| WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |