fittings › boss reducers
MS21916J4-3
Military Standard Boss Reducer
Description
Boss Reducer
Specifications
| Connection Type | Threaded external boss all ends |
|---|---|
| Departure From Cited Document | As modified by material |
| Material | Chromium |
| Material Specification | 66 fed std single material response |
| Maximum Operating Pressure | 3000.0 pounds per square inch single response |
| Maximum Operating Temp | 135.0 deg celsius single response |
| Nominallength | 1.141 |
| Specification Data | 81343-as21916 professional/industrial association specification |
| Surface Treatment | Passivate |
| Thread Class | 3a all ends |
| Thread Series Designator | Unjf all ends |
| Thread Size | 0.375 inches 2nd end, 0.438 inches 1st end |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error