| FASTENER LENGTH | 20.000 INCHES NOMINAL |
| HEAD INSIDE DIAMETER | 0.507 INCHES NOMINAL |
| HEAD LENGTH | 1.500 INCHES NOMINAL |
| HEAD STYLE | TEE NO. 4 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A512 ASSN STD ALL MATERIAL RESPONSES OR ASTM A513 ASSN STD ALL MATERIAL RESPONSES HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A575 ASSN STD ALL MATERIAL RESPONSES OR ASTM A576 ASSN STD ALL MATERIAL RESPONSES FASTENER |
| MATERIAL | STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1025 FASTENER |
| MATERIAL | STEEL COMP MT1010 OR STEEL COMP MT1020 OR STEEL COMP MT1015 HEAD |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SPECIAL FEATURES | COAT THREADS WITH PRESERVATIVE OIL LUBRICATING |
| TEE BOLT CYLINDRICAL HEAD DIAMETER | 0.625 INCHES NOMINAL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 2.000 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNF |