| CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| END STYLE | VERTEX BELOW CENTER |
| INSIDE DIAMETER | 0.256 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.390 INCHES NOMINAL |
| MAJOR THICKNESS | 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66, COMP 1008 FED STD 1ST MATERIAL RESPONSE AND FED STD 66, COMP 1010 FED STD 2ND MATERIAL RESPONSE AND FED STD 66, COMP 1012 FED STD 3RD MATERIAL RESPONSE AND FED STD 66, COMP 1015 FED STD 4TH MATERIAL RESPONSE AND FED STD 66, COMP 1016 FED STD 5TH MATERIAL RESPONSE AND FED STD 66, COMP 1017 FED STD 6TH MATERIAL RESPONSE AND FED STD 66, COMP 1018 FED STD 7TH MATERIAL RESPONSE AND FED STD 66, COMP 1019 FED STD 8TH MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 |
| RING STYLE | STRAIGHT GAP |
| USAGE DESIGN | EXTERNAL |
| STRENGTH RATING | 150000.0 POUNDS PER SQUARE INCH (PSI) MINIMUM YIELD |
| SURFACE TREATMENT | ZINC AND CHROMATE AND ZINC |