NSN 4730-00-825-2086 MS219214S, MS21921-4S, 00-825-2086
Product Details | TUBE COUPLING NUT
4730-00-825-2086 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.
Part Alternates: MS219214S, MS21921-4S, 4730-00-825-2086, 00-825-2086, 4730008252086, 008252086
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01 JAN 1962 | 00-825-2086 | 03859 ( NUT, TUBE COUPLING ) |
Drawings & Photos | NSN 4730-00-825-2086
Demand History | NSN 4730-00-825-2086
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| MS219214S | 2025-04-98 | 50 | Taiwan |
| 4730-00-825-2086 | 2017-11-305 | 40 | United States |
Cross Reference | NSN 4730-00-825-2086
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS21921-4S | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS |
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Technical Data | NSN 4730-00-825-2086
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| NUT STYLE | A350 TUBE COUPLING |
| NUT HEIGHT | 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.537 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| SEAT ANGLE | 45.00 DEGREES NOMINAL |
| FABRICATION METHOD | ANY ACCEPTABLE |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS21921-4S |
Restrictions/Controls & Freight Information | NSN 4730-00-825-2086
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||