| EXTERNAL STRAIGHT KEY WIDTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 3 |
| HOLE DIAMETER | 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM |
| INTERNAL PREBENT KEY LENGTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 4.115 INCHES MINIMUM AND 4.135 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.865 INCHES MINIMUM AND 4.885 INCHES MAXIMUM |
| SPECIAL FEATURES | WITH 10 HOLES EQUALLY SPACED ON 3.500 INCH DIAMETER |
| STYLE DESIGNATOR | KEY |