| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | 
| EXTERNAL KEY QUANTITY | 11 | 
| EXTERNAL STRAIGHT KEY WIDTH | 0.010 INCHES MINIMUM AND 0.120 INCHES MAXIMUM | 
| HOLE DIAMETER | 0.680 INCHES MINIMUM AND 0.690 INCHES MAXIMUM | 
| INTERNAL KEY QUANTITY | 2 | 
| INTERNAL STRAIGHT KEY WIDTH | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | 
| MATERIAL THICKNESS | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM | 
| MATERIAL | STEEL CORROSION RESISTING OVERALL | 
| OUTSIDE DIAMETER | 0.940 INCHES MINIMUM AND 0.980 INCHES MAXIMUM | 
| OVERALL DISTANCE INCLUDING KEYS | 1.240 INCHES MINIMUM AND 1.280 INCHES MAXIMUM | 
| SPECIAL FEATURES | EXTERNAL TANGS BENT UPWARDS 28 TO 32 DEGREES | 
| STYLE DESIGNATOR | KEY |