fittings › tube fitting locknuts
AN6289-5
Aeronautical Standard Tube Fitting Locknut
Description
tube outer diameter: 5/16", thread: 1/2-20, steel
Specifications
| Material | Steel |
|---|---|
| Material Specification | Qq-s-637,comp 1141 fed spec single material response |
| Nut Height | 0.197 |
| Nut Style | Tube fitting locknut |
| Special Features | End item: grumman a-10 aircraft |
| Specification Data | 88044-an6289 government standard |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,type 2,class 2 fed spec single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNF |
| Thread Size | 0.500 |
| Width Across Flats | 0.750 |
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 AN6289-5. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error