fittings › pipe to tube tees
MS20826-4D
Military Standard Pipe To Tube Tee
Description
Tee
Specifications
| Connection Style | Flared (tube) 1st end, Flared (tube) 3rd end, Plain (pipe) 2nd end |
|---|---|
| Connection Type | Threaded external pipe 2nd end, Threaded external tube 1st end, Threaded external tube 3rd end |
| Dimension Q | 0.859 in |
| Dimension Q Tolerance | -0 in |
| Dimension S | 0.750 in |
| Dimension S Tolerance | -0.000 in |
| Dimension V | 0.438 in |
| Dimension V Tolerance | +0.016 in |
| Industry Standards/Certification | MS20826 |
| Leg Length | 0.742 inches minimum 2nd end and 0.758 inches maximum 2nd end, 0.848 inches minimum 1st end and 0.866 inches maximum 1st end, 0.848 inches minimum 3rd end and 0.866 inches maximum 3rd end |
| Material | Aluminum |
| Material Specification | Qq-a-367,t6 fed spec 1st material response or qq-a-367,t73 fed spec 2nd material response |
| Maximum Operating Pressure | 3000.0 pounds per square inch single response |
| Maximum Operating Temp | -65.0 deg fahrenheit 2nd response, 225.0 deg fahrenheit 1st response |
| Media For Which Designed | Hydraulic fluid 1st response, Oxygen, gaseous 2nd response |
| NIIN | 00-278-5126 |
| NSN | 4730-00-278-5126 |
| Outside Diameter Tube Accommodated | 0.250 inches 1st end, 0.250 inches 3rd end |
| Pipe Thread End P (ANPT) | 1/8 in |
| Seat Angle | 37.0 degrees 1st end, 37.0 degrees 3rd end |
| Special Features | End item: grumman a10 aircraft |
| Specification Data | 96906-ms20826 government standard |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Mil-a-8625,type 2,class mil spec single treatment response |
| Thread Class | 3a 1st end, 3a 3rd end |
| Thread Series Designator | Anpt 2nd end, Unjf 1st end, Unjf 3rd end |
| Thread Size | 0.125 inches 2nd end, 0.438 inches 1st end, 0.438 inches 3rd end |
| Thread T (Reference) | 7/16-20 |
| Tube Outside Diameter | 1/4 in |
| Weight | 0.025 lb |
Other sizes
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Cross-reference
No interchangeable or dimensionally similar parts are on record for MS20826-4D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error