| GRIP DIAMETER | 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| GRIP LENGTH | 2.375 INCHES NOMINAL |
| HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| MATERIAL | STEEL COMP H11 OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, DOUBLE HEXAGON, TENSION |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| SURFACE TREATMENT | NICKEL AND CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.546 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNJF |
| EXTENDED WASHER THICKNESS | 0.042 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 0.405 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| FASTENER LENGTH | 2.906 INCHES MINIMUM AND 2.936 INCHES MAXIMUM |