| EXTERNAL STRAIGHT KEY WIDTH | 0.266 INCHES NOMINAL |
| EXTERNAL KEY QUANTITY | 12 |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 1.128 INCHES MINIMUM AND 1.133 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.015 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1095 OVERALL |
| OUTSIDE DIAMETER | 1.688 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 2.531 INCHES NOMINAL |
| STYLE DESIGNATOR | KEY |
| WIDTH BETWEEN FLATS | 0.972 INCHES MINIMUM AND 0.976 INCHES MAXIMUM |