| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.084 INCHES MINIMUM AND 0.087 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.398 INCHES MINIMUM AND 0.408 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.445 INCHES MINIMUM AND 0.458 INCHES MAXIMUM |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| FASTENER LENGTH | 0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM |
| FIRST DIAMETER FROM HEAD | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| HEAD DIAMETER | 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD HEIGHT | 0.241 INCHES MINIMUM AND 0.261 INCHES MAXIMUM |
| HEAD STYLE | KNURLED NO. 1 |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | LEDLOY A,SINGER CO. THE BUSINESS MACHINE DIV. MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SECOND DIAMETER FROM HEAD | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THIRD DIAMETER FROM HEAD | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| THREAD LENGTH | 0.255 INCHES MINIMUM AND 0.278 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 32 |