| DISTANCE FROM CENTERLINE TO END OF LONGEST KEY | 18.00 MILLIMETERS NOMINAL |
| DISTANCE FROM CENTERLINE TO END OF SHORTEST KEY | 9.00 MILLIMETERS NOMINAL |
| EXTERNAL STRAIGHT KEY WIDTH | 7.00 MILLIMETERS NOMINAL |
| HOLE DIAMETER | 6.40 MILLIMETERS NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS 970 PART1 GRADE 055-1 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.05 MILLIMETERS NOMINAL |
| III MATERIAL | STEEL OVERALL |
| OUTSIDE DIAMETER | 12.00 MILLIMETERS NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 24.00 MILLIMETERS NOMINAL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DTD 904 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |