| MATERIAL | ALUMINUM ALLOY 2011 OR | 
|  | ALUMINUM ALLOY 2024 OR | 
|  | ALUMINUM ALLOY 6061 OR | 
|  | ALUMINUM ALLOY 6063 STANDOFF | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/3 FED SPEC SINGLE MATERIAL RESPONSE OR | 
|  | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OR | 
|  | QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE OR | 
|  | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF | 
| SURFACE TREATMENT | CHROMATE STANDOFF | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| CROSS-SECTIONAL SHAPE | HEXAGON | 
| WIDTH ACROSS FLATS | 0.3125 INCHES NOMINAL | 
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS | 
| LENGTH | 1.2500 INCHES NOMINAL | 
| THREAD SERIES DESIGNATOR | UNF LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | UNF RIGHT INTERNAL | 
| NOMINAL THREAD SIZE | 0.1900 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 0.1900 INCHES RIGHT INTERNAL | 
| THREAD QUANTITY PER INCH | 32 LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 32 RIGHT INTERNAL | 
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 2B RIGHT INTERNAL | 
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | RIGHT-HAND RIGHT INTERNAL | 
| THREAD LENGTH | 0.5000 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 0.5000 INCHES NOMINAL RIGHT INTERNAL |