| EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM |
| EXTENDED WASHER DIAMETER | 0.438 INCHES NOMINAL |
| FASTENER LENGTH | 3.000 INCHES NOMINAL |
| HEAD HEIGHT | 0.303 INCHES NOMINAL |
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE |
| HOLE QUANTITY | 1 |
| HOLE TYPE | DRILLED |
| MATERIAL DOCUMENT AND CLASSIFICATION | PWA 96 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-MACHINE,.250-28X3.000 |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| WIDTH BETWEEN FLATS | 0.3125 INCHES NOMINAL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.8155 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNJF |