| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.131 INCHES NOMINAL |
| DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| HOLE DIAMETER | 0.381 INCHES MINIMUM AND 0.391 INCHES MAXIMUM |
| INTERNAL STRAIGHT KEY WIDTH | 0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.060 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| OUTSIDE DIAMETER | 0.545 INCHES MINIMUM AND 0.575 INCHES MAXIMUM |
| WIRE HOLE DIAMETER | 0.062 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |