| 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 | QQ-S-763, CLASS 302 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-766, CLASS 302 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763, CLASS 304 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-766, CLASS 304, COND A FED SPEC 2ND MATERIAL RESPONSE OR ASTM A167, TYPE 302 OR 304 ASSN STD ALL MATERIAL RESPONSES |
| MATERIAL | STEEL COMP 302 OR STEEL COMP 304 |
| RING STYLE | STRAIGHT GAP |
| USAGE DESIGN | EXTERNAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | PASSIVATE |