| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY LENGTH | 0.063 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.162 INCHES MAXIMUM |
| HOLE DIAMETER | 0.253 INCHES MINIMUM AND 0.256 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.035 INCHES MINIMUM AND 0.041 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| OUTSIDE DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.585 INCHES MINIMUM AND 0.595 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |