| EXTERNAL KEY QUANTITY | 19 |
| EXTERNAL PREBENT KEY WIDTH | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| HARDNESS RATING | 55.0 ROCKWELL B MINIMUM |
| HOLE DIAMETER | 2.399 INCHES MINIMUM AND 2.594 INCHES MAXIMUM |
| INTERNAL PREBENT KEY LENGTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.062 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 3.568 INCHES MINIMUM AND 3.588 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | CADMIUM OVERALL |