| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.450 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY LENGTH | 0.050 INCHES MINIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| HARDNESS RATING | 43.0 ROCKWELL C MINIMUM |
| HOLE DIAMETER | 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.988 INCHES MINIMUM AND 0.998 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 1.038 INCHES MINIMUM AND 1.048 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.013 INCHES MINIMUM AND 0.017 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 631 OVERALL |
| SPECIAL FEATURES | WASHER HAS TWO LOCKING TANGS |
| STYLE DESIGNATOR | KEY |