| FIRST END STYLE | SQUARE |
| FIRST STEP DIAMETER | 0.1865 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT |
| HEIGHT | 0.060 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 410 OVERALL |
| PIN HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 0.129 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| UNDER HEAD LENGTH | 0.360 INCHES NOMINAL |