| FIRST END STYLE | SQUARE |
| FIRST STEP LENGTH | 0.130 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.31215 INCHES MINIMUM AND 0.31240 INCHES MAXIMUM |
| HEAD STYLE | FLAT |
| HEIGHT | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 630 OVERALL |
| PIN HEAD DIAMETER | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| PROPRIETARY CHARACTERISTICS | PACS |
| SECOND STEP DIAMETER | 0.305 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.320 INCHES NOMINAL |
| SPECIAL FEATURES | HEAD THREADED 0.160 IN. DP FULL THD 8-32 UNC 2B; RECESS IN HD 0.320 IN. DIA 0.010 IN. NOM DP; FLATSON MIDDLE SHOULDER 32.0 MICROINCH FINISH |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 16.0 MICROINCHES LARGE SHANK |
| SURFACE FINISH | 16.0 MICROINCHES SMALL END |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS124 AND PS923,FSCM K0654 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THIRD STEP DIAMETER | 0.24965 INCHES MINIMUM AND 0.24990 INCHES MAXIMUM |
| THIRD STEP LENGTH | 0.300 INCHES NOMINAL |
| UNDER HEAD LENGTH | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |