| CASEHARDENING INDICATOR | CASE-HARDENED |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| END STYLE | VERTEX OUTSIDE PERIPHERY |
| INSIDE DIAMETER | 2.550 INCHES MINIMUM AND 2.580 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.568 INCHES MINIMUM AND 2.590 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.069 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-777,1060 TO 1070 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL |
| RING STYLE | STRAIGHT GAP |
| USAGE DESIGN | INTERNAL |