| FASTENER LENGTH | 0.410 INCHES NOMINAL |
| GRIP LENGTH | 0.125 INCHES NOMINAL |
| HEAD HEIGHT | 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| HEAD STYLE | STRAIGHT PAN |
| HEAD MAJOR DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | |
| MATERIAL | UNABLE TO DECODE |
| MINIMUM TENSILE STRENGTH | 2180 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| SHANK DIAMETER | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 4010 DOUBLE POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | SPLINE RECESS, NOT HEX |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNJC |
| THREAD QUANTITY PER INCH | 32 |