| DRIVE SURFACE SIZE | 0.503 INCHES MINIMUM AND 0.508 INCHES MAXIMUM SINGLE END |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| ANGLE BETWEEN LUGS | 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM |
| LUG LENGTH | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| LUG WIDTH | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM |
| OVERALL LENGTH | 6.140 INCHES MINIMUM AND 6.180 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| OPENING DIAMETER | 1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM |
| STYLE DESIGNATOR | LUG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |