| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY ANGLE | 3.0 DEGREES MINIMUM AND 7.0 DEGREES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 8 |
| HOLE DIAMETER | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.0380 INCHES MINIMUM AND 0.0405 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 321 OVERALL |
| OUTSIDE DIAMETER | 0.498 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.960 INCHES MINIMUM AND 0.980 INCHES MAXIMUM |