NSN 4730-01-578-1785 AS219214J, AS21921-4J, 01-578-1785
Product Details | TUBE COUPLING NUT
4730-01-578-1785 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: AS219214J, AS21921-4J, 4730-01-578-1785, 01-578-1785, 4730015781785, 015781785
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 29 SEP 2009 | 01-578-1785 | 03859 ( NUT, TUBE COUPLING ) |
Demand History | NSN 4730-01-578-1785
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4730-01-578-1785 | 2024-11-309 | 10 | Canada |
| AS219214J | 2024-09-250 | 200 | United States |
| AS219214J | 2023-11-332 | 810 | United States |
| AS219214J | 2023-10-278 | 250 | United States |
| AS219214J | 2021-07-200 | 20 | CA |
Cross Reference | NSN 4730-01-578-1785
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AS21921-4J | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Technical Data | NSN 4730-01-578-1785
| Characteristic | Specifications |
|---|---|
| THREAD DIRECTION | RIGHT-HAND |
| SEAT ANGLE | 45.00 DEGREES NOMINAL |
| THREAD SERIES | UNJF |
| NUT STYLE | TUBE COUPLING |
| SMALLEST INSIDE DIAMETER | 0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL |
| MATERIAL | STEEL COMP 304 OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| LENGTH TO SHOULDER | 0.537 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
| NUT HEIGHT | 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM |
| THREAD CLASS | 3B |
Restrictions/Controls & Freight Information | NSN 4730-01-578-1785
| 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: | A | Item does not contain precious metal |
| 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 | ||