| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.418 INCHES MINIMUM AND 0.423 INCHES MAXIMUM |
| EXTERNAL STRAIGHT KEY WIDTH | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 3 |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| HEAT TREATMENT | NORMALIZED AND TEMPERED |
| HOLE DIAMETER | 1.000 INCHES MINIMUM AND 1.020 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 2 |
| INTERNAL STRAIGHT KEY WIDTH | 0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.046 INCHES MINIMUM AND 0.054 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4130 OVERALL |
| OUTSIDE DIAMETER | 1.250 INCHES MINIMUM AND 1.270 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 1.420 INCHES MINIMUM AND 1.440 INCHES MAXIMUM |
| SPECIAL FEATURES | WASHER BENT TO AN OVERALL HEIGHT OF 0.076 IN. MIN,0.104 IN. MAX |
| STYLE DESIGNATOR | KEY |
| SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
| SURFACE TREATMENT | PHOSPHATE OVERALL |