| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.895 INCHES MINIMUM AND 0.915 INCHES MAXIMUM |
| HOLE DIAMETER | 1.980 INCHES MINIMUM AND 2.000 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 2 |
| INTERNAL PREBENT KEY LENGTH | 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.038 INCHES MINIMUM AND 0.043 INCHES MAXIMUM |
| SPECIAL FEATURES | ONE INTERNAL KEY ROUND BOTTOM SURFACE; ONE INTERNAL KEY ROUND TOP SURFACE |