fittings › straight pipe to tube adapters
AN816-5-4D
Adapter
Description
Adapter
Specifications
| Connection Style | Flared (tube) 1st end, Plain (pipe) 2nd end |
|---|---|
| Connection Type | Flared, Threaded external pipe 2nd end, Threaded external tube 1st end |
| Dimension G | 0.563 in |
| Dimension G Tolerance | +0.004 in |
| Dimension M | 1.375 in |
| Dimension M Tolerance | +0.016 in |
| End Application | Grumman a-10 acft |
| Head Angle | 37 º |
| Industry Standards/Certification | AN816 |
| Material | Aluminum |
| Material Specification | T6 federal specification single material response 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 | 00-196-9585 |
| NSN | 4730-00-196-9585 |
| Nominallength | 1.375 |
| Outside Diameter Tube Accommodated | 0.312 inches 1st end |
| Seat Angle | 37.0 degrees 1st end |
| Specification Data | 81343-as4842/1 professional/industrial association standard and 88044-an816 government standard |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Cl 2 military specification single treatment response type 2 mil-a-8625 |
| Thread Class | 3a 1st end |
| Thread P (AMPT) | 0.250 |
| Thread P (AMPT) Tolerance | +0.016 |
| Thread Series Designator | Anpt 2nd end, Unjf (fine thread with external controlled root radius) 1st end |
| Thread Size | 0.250 inches 2nd end, 0.500 inches 1st end |
| Thread T (Reference) | 0.5000-20 |
| Tube Outside Diameter | 5/16 in |
| Weight | 0.025 lb |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN816-5-4D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error