| CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| END STYLE | VERTEX BELOW CENTER |
| INSIDE DIAMETER | 2.812 INCHES NOMINAL |
| OUTSIDE DIAMETER | 3.025 INCHES MINIMUM AND 3.075 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE 1060 ASSN STD 1ST MATERIAL RESPONSE AND SAE 1075 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 1060 OR STEEL COMP 1075 |
| RING STYLE | STRAIGHT GAP |
| SPECIAL FEATURES | ONE NOTCH ON EACH SIDE OF OPENING |
| USAGE DESIGN | INTERNAL |