| ANGLE BETWEEN EXTERNAL KEYS | 150.0 DEGREES NOMINAL |
| EXTERNAL STRAIGHT KEY LENGTH | 0.172 INCHES NOMINAL |
| EXTERNAL STRAIGHT KEY WIDTH | 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| HOLE DIAMETER | 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 0.8437 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL THICKNESS | 0.0279 INCHES MINIMUM AND 0.0379 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1020 OVERALL |
| SPECIAL FEATURES | OUTSIDE DIA HAS FLAT SIDE OPPISITE ANGLE |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TYPE 1,CLASS 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |