| DIAMETER | 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| EFFECTIVE LENGTH | 1.352 INCHES MINIMUM AND 1.356 INCHES MAXIMUM |
| FIRST END STYLE | SQUARE |
| HEAD STYLE | FLAT |
| HEIGHT | 0.100 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL |
| PIN HEAD DIAMETER | 0.380 INCHES NOMINAL |
| PROPRIETARY CHARACTERISTICS | PACS |
| SECOND UNDERCUT DIAMETER | 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| SECOND UNDERCUT WIDTH | 0.060 INCHES NOMINAL |
| SPECIAL FEATURES | C1RCULAR RADIUS GROOVE 0.140 IN. DIA 0.160 IN. W STARTING 0.680 IN. FROM END |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER |
| UNDERCUT DIAMETER | 0.2300 INCHES MINIMUM AND 0.2315 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.028 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 1.440 INCHES NOMINAL |