| FIRST END STYLE | SQUARE |
| FIRST STEP DIAMETER | 0.0932 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM |
| FIRST STEP LENGTH | 1.053 INCHES MINIMUM AND 1.083 INCHES MAXIMUM |
| HEIGHT | 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| HEAD STYLE | FLAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PIN HEAD DIAMETER | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| SPECIAL FEATURES | HAS CIRCULAR GROOVE 0.062 IN. DIA,0.017 IN. W STARTING 0.052 IN. FROM END |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 125.0 MICROINCHES ALL OTHER SURFACES |
| SURFACE FINISH | 63.0 MICROINCHES LONG SHANK |
| UNDER HEAD LENGTH | 1.083 INCHES MINIMUM AND 1.113 INCHES MAXIMUM |