fittings › boss nipples
MS21900-5
Military Standard Boss Nipple
Description
outside 5/16", adapter, flareless tube to flared tube, carbon steel
Specifications
| Connection Style | External seat for gasket seal (boss) 2nd end, Flared with gasket seal (boss) 1st end |
|---|---|
| Connection Type | Threaded external boss all ends |
| Material | Steel |
| Material Specification | Fed std66 federal standard single material response |
| Maximum Operating Pressure | 3000 pounds per square inch single response |
| Maximum Operating Temp | 225 degrees fahrenheit single response |
| Media For Which Designed | Hydraulic fluid single response |
| Nominallength | 1.281 |
| Style Designator | Flared and flareless with center wrenching facility |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Class 3 federal specification single treatment response ty1 qq-p-416 |
| Thread Class | 3a all ends |
| 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.
- MS21900-4
- MS21900-5
- MS21900-5D
- MS21900-6
- MS21900-8
- MS21900-10
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21900-5. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error