| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.297 INCHES MINIMUM AND 0.337 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.605 INCHES MINIMUM AND 0.645 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.046 INCHES MINIMUM AND 0.058 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A684/A684M, GRADE 1070 THRU 1095, UNS 10700 THRU UNS 10950 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.030 INCHES MINIMUM AND 0.034 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER SPRING TENSION, BELLEVILLE SPRING, SPRING STEEL |
| SPECIFICATION/STANDARD DATA | 81349-MIL-DTL-12133E AND MIL-DTL-12133/1 GOVERNMENT SPECIFICATION |
| STYLE DESIGNATOR | SPRING TENSION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAE-AMS-C-81562, TYPE II, CLASS 2 OR ASTM B633, FE/ZN 12, TYPE II NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |