| EFFECTIVE LENGTH | 1.822 INCHES MINIMUM AND 1.827 INCHES MAXIMUM |
| DIAMETER | 0.4369 INCHES MINIMUM AND 0.4372 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO FLAT | 0.214 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| FIRST END STYLE | SQUARE |
| HEAD STYLE | DEE |
| HEIGHT | 0.078 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-631 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1030 OR STEEL COMP 1022 OR STEEL COMP 1025 OVERALL |
| PIN HEAD DIAMETER | 0.594 INCHES NOMINAL |
| SECOND UNDERCUT DIAMETER | 0.375 INCHES NOMINAL |
| SECOND UNDERCUT WIDTH | 0.062 INCHES NOMINAL |
| STYLE DESIGNATOR | GROOVE |
| UNDER HEAD LENGTH | 1.938 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.028 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.410 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |