| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 4.200 INCHES MINIMUM AND 4.205 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 7.980 INCHES MINIMUM AND 7.990 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.425 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-627 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.214 INCHES MINIMUM AND 0.217 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 6150 OVERALL |
| SPECIAL FEATURES | TWO HOLES 0.340 IN. DIA EQUALLY SPACED ON 6.123 IN BOLT CIRCLE DIA |
| STYLE DESIGNATOR | SPRING TENSION |
| SURFACE FINISH | 63.0 MICROINCHES BOTTOM |
| SURFACE FINISH | 63.0 MICROINCHES TOP |