| ANGLE BETWEEN EXTERNAL KEYS | 90.0 DEGREES NOMINAL |
| EXTERNAL STRAIGHT KEY LENGTH | 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| EXTERNAL STRAIGHT KEY WIDTH | 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| HEAT TREATMENT | AS FABRICATED |
| HOLE DIAMETER | 0.193 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.500 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1010 OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE FILM OVERALL |