| EXTENDED WASHER DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM |
| FASTENER LENGTH | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| GRIP DIAMETER | 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| GRIP LENGTH | 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| HEAD HEIGHT | 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| HOLE DIAMETER | 0.037 INCHES MINIMUM AND 0.057 INCHES MAXIMUM |
| HOLE QUANTITY | 4 |
| HOLE TYPE | DRILLED |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.523 INCHES MINIMUM AND 0.563 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJF |