| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.168 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 3 |
| EXTERNAL STRAIGHT KEY WIDTH | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
| HARDNESS RATING | 24.0 ROCKWELL C MINIMUM |
| HOLE DIAMETER | 3.630 INCHES MINIMUM AND 3.650 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 4 |
| INTERNAL STRAIGHT KEY WIDTH | 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.970 INCHES MINIMUM AND 3.990 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.235 INCHES MINIMUM AND 4.245 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.046 INCHES MINIMUM AND 0.054 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| SPECIAL FEATURES | ONE EXTERNAL KEY ORIENTED 30 DEG FROM ONE INTERNAL KEY ALL EXTERNAL KEYS EQUALLY SPACED AND WASHER BENT FROM THE FLAT 0.040 IN. MIN 0.050 IN. MAX |
| STYLE DESIGNATOR | KEY |
| SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |