| CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| CROSS-SECTIONAL SHAPE STYLE | BEVELED ONE OUTSIDE CORNER |
| OUTSIDE DIAMETER | 3.091 INCHES MINIMUM AND 3.161 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.092 INCHES MINIMUM AND 0.098 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66, COMP 1066 FED STD 1ST MATERIAL RESPONSE AND FED STD 66, COMP 1090 FED STD 2ND MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 1566 OR STEEL COMP 1090 |
| MINOR THICKNESS | 0.070 INCHES MINIMUM AND 0.074 INCHES MAXIMUM |
| RING STYLE | INTERNAL |
| USAGE DESIGN | INTERNAL |
| SPECIFICATION/STANDARD DATA | 96906-MS16631 GOVERNMENT STANDARD |
| STRENGTH RATING | 205000.0 POUNDS PER SQUARE INCH (PSI) MINIMUM YIELD |
| SUPPLEMENTARY FEATURES | SUBSTITUTE FOR NSN 5365-00-285-6960 UNPLATED FINISH |
| SURFACE TREATMENT | CADMIUM AND CHROMATE |