| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| INSIDE DIAMETER | 3.438 INCHES MINIMUM AND 3.488 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A576 1060 TO 1074 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL |
| RING STYLE | EXTERNAL |
| STRENGTH RATING | 238000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| SURFACE TREATMENT | ZINC OR CADMIUM AND DICHROMATE |
| USAGE DESIGN | EXTERNAL |