| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.263 INCHES NOMINAL |
| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.317 INCHES MINIMUM AND 0.352 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY LENGTH | 0.056 INCHES NOMINAL |
| EXTERNAL PREBENT KEY WIDTH | 0.107 INCHES MINIMUM AND 0.117 INCHES MAXIMUM |
| HOLE DIAMETER | 0.337 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| INTERNAL STRAIGHT KEY WIDTH | 0.052 INCHES MINIMUM AND 0.057 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.525 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 0.605 INCHES NOMINAL |
| MATERIAL THICKNESS | 0.035 INCHES NOMINAL |
| MATERIAL | STEEL COMP 303 OVERALL |
| STYLE DESIGNATOR | KEY |