| EXTERNAL KEY QUANTITY | 19 |
| EXTERNAL PREBENT KEY WIDTH | 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| HOLE DIAMETER | 3.177 INCHES MINIMUM AND 3.207 INCHES MAXIMUM |
| INTERNAL PREBENT KEY LENGTH | 0.187 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.313 INCHES MINIMUM AND 0.353 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.095 INCHES NOMINAL |
| OUTSIDE DIAMETER | 3.844 INCHES MINIMUM AND 3.874 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.375 INCHES MAXIMUM |
| SPECIAL FEATURES | INTERNAL PREBENT KEY FACES SAME DIRECTION AS EXTERNAL KEYS |
| STYLE DESIGNATOR | KEY |