| 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 | 0.164 INCHES MINIMUM AND 0.169 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| OVERALL LENGTH | 1.370 INCHES MINIMUM AND 1.390 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC 1ST MATERIAL RESPONSE AND MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 6061 AND STEEL OVERALL |
| OPENING DIAMETER | 1.045 INCHES MINIMUM AND 1.046 INCHES MAXIMUM |
| STYLE DESIGNATOR | LUG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A8625,TYPE 1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-13924,CLASS 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE AND OXIDE OVERALL |