NSN 4730-00-398-6894 I587BR, 1587BR, 1-587BR
Product Details | TUBE FITTING LOCKNUT
4730-00-398-6894 An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.
Part Alternates: I587BR, 1587BR, 1-587BR, 4730-00-398-6894, 00-398-6894, 4730003986894, 003986894
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 1963 | 00-398-6894 | 17645 ( LOCKNUT, TUBE FITTING ) |
Drawings & Photos | NSN 4730-00-398-6894
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Technical Data | NSN 4730-00-398-6894
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UN |
| NOMINAL THREAD SIZE | 2.250 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | COPPER ALLOY OVERALL |
| NUT STYLE | A391 TUBE FITTING LOCKNUT |
| NUT HEIGHT | ANY ACCEPTABLE |
| WIDTH ACROSS FLATS | 2.500 INCHES NOMINAL |
| PACKING RECESS DIAMETER | 0.885 INCHES NOMINAL |
| PACKING RECESS DEPTH | 0.438 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 1.750 INCHES |
Restrictions/Controls & Freight Information | NSN 4730-00-398-6894
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | ||
Management | NSN 4730-00-398-6894
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |