| DRIVE SURFACE SIZE | 0.504 INCHES MINIMUM AND 0.506 INCHES MAXIMUM SINGLE END |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| ANGLE BETWEEN LUGS | 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM |
| LUG LENGTH | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| LUG WIDTH | 0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM |
| OVERALL LENGTH | 1.240 INCHES MINIMUM AND 1.280 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| OPENING DIAMETER | 1.260 INCHES MINIMUM AND 1.270 INCHES MAXIMUM |
| STYLE DESIGNATOR | LUG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |