| DIAMETER | 0.2183 INCHES MINIMUM AND 0.2188 INCHES MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM |
| FIRST END TAPER LENGTH | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT FILLISTER |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PIN HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| STYLE DESIGNATOR | GROOVE |
| UNDERCUT DIAMETER | 0.143 INCHES MINIMUM AND 0.153 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.087 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |