| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.047 INCHES MAXIMUM AND 0.037 INCHES MINIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.430 INCHES NOMINAL |
| FASTENER LENGTH | 0.575 INCHES NOMINAL AND 0.585 INCHES NOMINAL AND 0.580 INCHES NOMINAL |
| FIRST DIAMETER FROM HEAD | 0.145 INCHES MAXIMUM AND 0.135 INCHES MINIMUM |
| HEAD HEIGHT | 0.085 INCHES MAXIMUM AND 0.075 INCHES MINIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL | STEEL |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SECOND DIAMETER FROM HEAD | 0.093 INCHES MAXIMUM AND 0.087 INCHES MINIMUM |
| WIDTH BETWEEN FLATS | 0.250 INCHES MAXIMUM AND 0.245 INCHES MINIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SMITHS MFR REF SINGLE TREATMENT RESPONSE AND BLACKENED; SMITHS INDUSTRIES 0722-606 MFR REF SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD LENGTH | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM AND 0.150 INCHES NOMINAL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNC |