| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| END STYLE | VERTEX OUTSIDE PERIPHERY |
| INSIDE DIAMETER | 3.928 INCHES MINIMUM AND 3.975 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD NO. 66 AISI C1060 THUR C1095 FED STD SINGLE MATERIAL RESPONSE OR SAE 1060 THRU 1095 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL |
| OUTSIDE DIAMETER | 4.424 INCHES MINIMUM AND 4.479 INCHES MAXIMUM |
| RING STYLE | STRAIGHT GAP |
| USAGE DESIGN | EXTERNAL |