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AN894D8-4
Aeronautical Standard Straight Tube To Boss Adapter
Description
Bushing, Expander
Specifications
| Alternate Part Number | AN894-8-4D |
|---|---|
| Connection Style | Flared (tube) 1st end, Gasket seal (boss) 2nd end |
| Connection Type | Threaded external tube 1st end, Threaded internal boss 2nd end |
| Material | Aluminum |
| Material Specification | T6 or t851 federal specification single material response t6 federal specification single material response or qq-a-225/6 qq-a-225/4 |
| Maximum Operating Pressure | 3000.0 pounds per square inch single response |
| Maximum Operating Temp | 250.0 degrees fahrenheit single response |
| Media For Which Designed | Fluid 1st response, Gaseous 2nd response oxygen |
| NIIN | 00-684-7292 |
| NSN | 4730-00-684-7292 |
| Nominallength | 1.609 |
| Outside Diameter Tube Accommodated | 0.250 inches 1st end |
| Seat Angle | 37.0 degrees 1st end |
| Specification Data | 81343-as4875/1 professional/industrial association standard |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Class 2 military specification single treatment response type2 mil-a-8625 |
| Thread Class | 3a 2nd end, 3b 1st end |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) 1st end, Unjf (fine thread with external controlled root radius) 2nd end |
| Thread Size | 0.438 inches 2nd end, 0.750 inches 1st end |
| Weight | 0.069 lb |
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 AN894D8-4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error