| FASTENER LENGTH | 5.420 INCHES MINIMUM AND 5.500 INCHES MAXIMUM |
| FEATURES PROVIDED | FLAT WASHER |
| HEAD DIAMETER | 0.725 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | FLAT FILLISTER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | A574 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL | STEEL FASTENER |
| MATERIAL | STEEL PRIMARY WASHER |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SPECIAL FEATURES | WASHER DIMENSIONS: THICKNESS 0.063 INCHES; OUTER DIAMETER 0.875 INCHES; INNER DIAMETER 0.515 INCHES |
| SUPPLEMENTARY FEATURES | PART NUMBER 9A-0220-1116J-K CONSISTS OF 1 SCREW (PART NUMBER 9A-0220-1116J) AND 1 WASHER (PART NUMBER 9A-0003-1172K) |
| SURFACE TREATMENT | PASSIVATE PRIMARY WASHER |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.500 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |