fittings › boss nipples
MS21902-5
Military Standard Boss Nipple
Description
tube outside diameter: 5/16", carbon steel, union, flareless tube
Specifications
| Connection Style | External seat for gasket seal (boss) all ends |
|---|---|
| Connection Type | Threaded external boss all ends |
| End Application | Tf33-100 (e3a/b/c) aircraft grumman aerospace corporation a10 aircraft; bbf engine |
| Material | Steel |
| Material Specification | Qq-s-637 federal specification single material response or astm a576-67t assn standard single material response |
| 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 |
| Nominallength | 1.062 |
| Specification Data | 96906-ms21902 government standard |
| Style Designator | Flareless w/ center wrenching facility |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Class 2 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3a all ends |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) all ends |
| Thread Size | 0.500 inches all ends |
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 MS21902-5. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error