| ANGLE BETWEEN EXTERNAL KEYS | 90.0 DEGREES NOMINAL |
| EXTERNAL STRAIGHT KEY LENGTH | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM |
| EXTERNAL STRAIGHT KEY WIDTH | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| HOLE DIAMETER | 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.474 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.638 INCHES MINIMUM AND 0.658 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1010 OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |