| EXTERNAL STRAIGHT KEY WIDTH | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 4 |
| HOLE DIAMETER | 0.515 INCHES MINIMUM AND 0.547 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.047 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| OVERALL DISTANCE INCLUDING KEYS | 1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OR QQ-Z-325 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |