| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.280 INCHES MINIMUM AND 0.285 INCHES MAXIMUM |
| HOLE DIAMETER | 0.627 INCHES MINIMUM AND 0.631 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 1 |
| INTERNAL STRAIGHT KEY WIDTH | 0.070 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-533, ALLOY 172, TEMPER H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.035 INCHES MINIMUM AND 0.039 INCHES MAXIMUM |
| MATERIAL | COPPER ALLOY 172 OVERALL |
| OUTSIDE DIAMETER | 0.730 INCHES MINIMUM AND 0.735 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, THRUST |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-L-8937 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | DISULFIDE MOLYBDENUM OVERALL |