| ANGLE BETWEEN EXTERNAL KEYS | 60.0 DEGREES NOMINAL |
| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.266 INCHES MINIMUM AND 0.276 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY ANGLE | 90.0 DEGREES NOMINAL |
| EXTERNAL PREBENT KEY LENGTH | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| EXTERNAL TAPERED KEY WIDTH | 0.030 INCHES NOMINAL |
| EXTERNAL KEY QUANTITY | 3 |
| HOLE DIAMETER | 0.315 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 302 OVERALL |
| OUTSIDE DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.627 INCHES MINIMUM AND 0.643 INCHES MAXIMUM |
| SPLIT KEY LENGTH | 0.125 INCHES NOMINAL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | OXIDE FILM OVERALL |