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AN939D8
Aeronautical Standard Boss Elbow
Description
Tee, Tube
Specifications
| Connection Style | Gasket seal (boss) all ends |
|---|---|
| Connection Type | Threaded internal boss all ends |
| End Application | Ch-54b hawk missile mim-23 and sikorsky cargo transport helicoper ch-54a |
| Flow Angle | 90.0 degrees |
| Leg Length | 1.000 inches 1st end and 1.078 inches 1st end, 1.000 inches 2nd end |
| Material | Aluminum |
| Material Specification | T6 federal specification 2nd material response t6 federal specification 1st material response or qq-a-225/6 qq-a-225/4 |
| Maximum Operating Temp | -65.0 degrees fahrenheit 2nd response, 225.0 degrees fahrenheit 1st response |
| Media For Which Designed | Gaseous 2nd response oxygen, Hydraulic fluid 1st response |
| NIIN | 00-277-2458 |
| NSN | 4730-00-277-2458 |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Cl 2 military specification single treatment response type 2 mil-a-8625 |
| Thread Class | 3b all ends |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) all ends |
| Thread Size | 0.750 inches all ends |
| Weight | 0.115 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN939D4
- AN939D8
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN939D8. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error