| EXTERNAL KEY QUANTITY | 19 |
| EXTERNAL PREBENT KEY WIDTH | 0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| HARDNESS RATING | 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM |
| HOLE DIAMETER | 2.791 INCHES MINIMUM AND 2.816 INCHES MAXIMUM |
| INTERNAL PREBENT KEY LENGTH | 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.312 INCHES MINIMUM AND 3.342 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 3.828 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL THICKNESS | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 2,CLASS 3 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |