| FASTENER LENGTH | 25.500 INCHES NOMINAL |
| HEAD INSIDE DIAMETER | 0.511 INCHES NOMINAL |
| HEAD LENGTH | 1.500 INCHES NOMINAL |
| HEAD STYLE | TEE NO. 4 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A519 ASSN STD 2ND MATERIAL RESPONSE HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A108 ASSN STD 1ST MATERIAL RESPONSE FASTENER |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TT-E-489 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ENAMEL OVERALL |
| TEE BOLT CYLINDRICAL HEAD DIAMETER | 0.620 INCHES NOMINAL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 2.000 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNF |