| HARDNESS RATING | 49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.205 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.0196 INCHES MINIMUM AND 0.0198 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1075 OR STEEL COMP 6150 OVERALL |
| OUTSIDE DIAMETER | 0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.0285 INCHES MINIMUM AND 0.0325 INCHES MAXIMUM |
| STYLE DESIGNATOR | SPRING TENSION |