| FIRST STEP DIAMETER | 0.079 INCHES NOMINAL |
| HARDNESS RATING | 87.4 ROCKWELL SUPERFICIAL 15-N MINIMUM OVERALL AND 89.3 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| HEAD STYLE | FLAT FILLISTER |
| HEIGHT | 0.435 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5630 ASSN STD 1ST MATERIAL RESPONSE OVERALL AND AMS 5632 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 440C OVERALL OR STEEL COMP 440F OVERALL |
| PIN HEAD DIAMETER | 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM |
| PROPRIETARY CHARACTERISTICS | PACS |
| SECOND STEP DIAMETER | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.297 INCHES NOMINAL |
| SPECIAL FEATURES | SLOT IN HEAD 0.060 IN. W AND 0.030 IN. DP; BOTH SHOULDERS CHAMFERED 45.0 DEG TO NEXT DIA |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MCP 39,FSCM 76050 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THIRD STEP DIAMETER | 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
| THIRD STEP LENGTH | 0.060 INCHES NOMINAL |
| UNDER HEAD LENGTH | 0.4015 INCHES MINIMUM AND 0.4125 INCHES MAXIMUM |
| FIRST END STYLE | SQUARE |
| FIRST STEP LENGTH | 0.050 INCHES NOMINAL |