| CASEHARDENING INDICATOR | CASE-HARDENED |
| CROSS-SECTIONAL SHAPE STYLE | ROUNDED CORNERS |
| END STYLE | VERTEX OUTSIDE PERIPHERY |
| INSIDE DIAMETER | 3.535 INCHES MINIMUM AND 3.597 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.973 INCHES MINIMUM AND 4.025 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-428 TYPE 2 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL |
| RING STYLE | STRAIGHT GAP |
| USAGE DESIGN | EXTERNAL |