| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| INSIDE DIAMETER | 0.145 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | COPPER ALLOY 170 OR COPPER ALLOY 172 |
| RING STYLE | TAPER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | CADMIUM AND CHROMATE |
| USAGE DESIGN | EXTERNAL |