| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 31.0 ROCKWELL C NOMINAL AND |
| 35.0 ROCKWELL C MINIMUM |
| STYLE DESIGNATOR | SPRING TENSION |
| HOLE DIAMETER | 0.127 INCHES MINIMUM AND |
| 0.132 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.200 INCHES MINIMUM AND |
| 0.210 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.038 INCHES MINIMUM AND |
| 0.048 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.005 INCHES MINIMUM AND |
| 0.015 INCHES MAXIMUM |