| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| CROSS-SECTIONAL SHAPE STYLE | ROUNDED CORNERS |
| END STYLE | 90 DEGREE PARALLEL |
| INSIDE DIAMETER | 3.370 INCHES MINIMUM AND 3.410 INCHES MAXIMUM |
| MAJOR THICKNESS | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-700 SAE 1095 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A682 GRADE 1095 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A684 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 4130 OR STEEL COMP 1095 OR STEEL |
| OUTSIDE DIAMETER | 3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM |
| RING STYLE | INTERNAL |
| SPECIAL FEATURES | 5 HOLES 0.040 IN. MIN 0.060 IN. MAX DIA |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FP-68 FSCM 70210 MFR REF 2ND TREATMENT RESPONSE OR MIL-C-8837 TYPE 2 CLASS 2 MIL SPEC 4TH TREATMENT RESPONSE |
| SURFACE TREATMENT | CADMIUM AND TITANIUM ALLOY OR CADMIUM AND CHROMATE |
| USAGE DESIGN | EXTERNAL |