fittings › tube elbows
MS21908W4
Elbow
Description
Elbow
Specifications
| Alternate Part Number | MS21908D4 |
|---|---|
| Connection Type | Threaded external tube 1st end bulkhead, Threaded external tube all ends |
| Flow Angle | 90.0 degrees |
| Leg Length | 0.938 inches 2nd end, 1.500 inches 1st end |
| Material | Aluminum |
| Material Specification | T73 federal specification single material response qq-a-367 |
| Maximum Operating Pressure | 3000.0 pounds per square inch single response |
| Maximum Operating Temp | 275.0 degrees fahrenheit single response |
| Media For Which Designed | Hydraulic fluid single response |
| NIIN | 00-173-5160 |
| NSN | 4730-00-173-5160 |
| Outside Diameter Tube Accommodated | 0.250 inches all ends |
| Seat Angle | 12.0 degrees all ends |
| Specification Data | 96906-ms21908 government standard |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Class 2 military specification single treatment response type 2 mil-a-8625 |
| Thread Class | 3a 1st end bulkhead, 3a all ends |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) 1st end bulkhead, Unjf (fine thread with external controlled root radius) all ends |
| Thread Size | 0.438 inches 1st end bulkhead, 0.438 inches all ends |
| Weight | 0.035 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- MS21908W3
- MS21908W4
- MS21908W6
- MS21908W8
- MS21908W10
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS21908W4 — functionally equivalent.
- MS21908D4 Listed alternate
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error