| EXTENDED WASHER DIAMETER | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| FASTENER LENGTH | 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM |
| HEAD DIAMETER | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| HEAD HEIGHT | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM |
| HEAD STYLE | KNURLED NO. 2 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A581 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-763, CLASS 303, COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 32 |