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AN818-20D
Aeronautical Standard Tube Coupling Nut
Description
Tube Coupling Nut
Specifications
| Material | Aluminum |
|---|---|
| Material Specification | Qq-a-225/4,tp t6 fed spec single material response |
| Nut Height | 1.219 |
| Nut Style | Tube coupling |
| Special Features | Grumman a-10 aircraft |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Mil-a-8625 mil spec single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty Per Inch (tpi) | 12 |
| Thread Series | UN |
| Thread Size | 1.625 |
| Width Across Flats | 1.984 inches minimum and 2.016 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN818-20D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error