fittings › boss reducers
AN919-17D
Aeronautical Standard Boss Reducer
Description
aluminum - male to male external thread - 37°, flared tube - large end - tube outer dia: 3/4", thread: 1-1/16-12
Specifications
| Connection Style | Flared w/ gasket seal (boss) all ends |
|---|---|
| Connection Type | Threaded external boss all ends |
| Material | Aluminum |
| Material Specification | Qq-a-225/4,t6 fed spec single material response or qq-a-225/6,t6 fed spec single material response |
| Maximum Operating Pressure | 1500.0 pounds per square inch single response |
| Maximum Operating Temp | 160.0 deg fahrenheit single response |
| Media For Which Designed | Hydraulic fluid 1st response, Oxygen, gaseous 2nd response |
| Nominallength | 1.797 |
| Specification Data | 81343-as5174 government specification, 96906-ms24399 government standard |
| Surface Treatment | Anodize |
| Thread Class | 3a all ends |
| Thread Qty Per Inch (tpi) | 12 1st end |
| Thread Series Designator | Un 1st end, Unf 2nd end |
| Thread Size | 0.500 inches 2nd end, 1.062 inches 1st end |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN919-17D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error