| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| ANGLE BETWEEN EXTERNAL KEYS | 58.0 DEGREES MINIMUM AND 62.0 DEGREES MAXIMUM |
| EXTERNAL KEY QUANTITY | 2 |
| EXTERNAL PREBENT KEY ANGLE | 15.0 DEGREES NOMINAL |
| EXTERNAL PREBENT KEY LENGTH | 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| EXTERNAL TAPERED KEY WIDTH | 0.425 INCHES MINIMUM AND 0.435 INCHES MAXIMUM |
| HOLE DIAMETER | 0.515 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYLE DESIGNATOR | 270 DEGREE LOCKING KEY |