| CROSS-SECTIONAL SHAPE | HEXAGON |
| LENGTH | 3.745 INCHES MINIMUM AND 3.755 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| NOMINAL THREAD SIZE | 0.164 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| NOMINAL THREAD SIZE | 0.164 INCHES RIGHT INTERNAL |
| SPECIAL FEATURES | ALTERNATIVE MATERIALS ALUMINUM ALLOY QQ-A-225/6 OR QQ-A-225/3, T4 |
| SPECIFICATION/STANDARD DATA | 80205-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| WIDTH ACROSS FLATS | 0.369 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TY1 OR 2, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD CLASS | 2B RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.438 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.438 INCHES NOMINAL RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD QUANTITY PER INCH | 32 RIGHT INTERNAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL |