| EFFECTIVE LENGTH | 1.125 INCHES NOMINAL |
| DIAMETER | 0.1858 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM |
| FIRST END STYLE | SQUARE |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT FILLISTER |
| HEIGHT | 0.140 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 630 OVERALL |
| PIN HEAD DIAMETER | 0.312 INCHES NOMINAL |
| SPECIAL FEATURES | THREE ADDITIONAL GROOVES; FIRST UNDERCUT RADIUS 0.025 IN. NOM 0.136 IN. MIN 0.141 IN. MAX UNDERCUT DIAMETER ADJACENT TO HEAD; SECOND GROOVE 0.118 IN. MIN 0.148 IN. MAX W 0.140 IN. MIN 0.150 IN. MAX UNDERCUT DIA LOCATED 0.249 IN. MIN 0.259 IN. MAX FROM BEARING SURFACE OF HEAD; THIRD GROOVE 0.118 IN. MIN 0.148 IN. MAX W 0.140 IN. MIN 0.150 IN. MAX UNDERCUT DIA LOCATED 0.777 IN. MIN 0.787 IN. MAX FROM BEARING SURFACE OF HEAD |
| STYLE DESIGNATOR | GROOVE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | WS19168 CAGEC 5D286 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| UNDERCUT DIAMETER | 0.1735 INCHES MINIMUM AND 0.1765 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 1.265 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.018 INCHES MINIMUM AND 0.020 INCHES MAXIMUM |