National Stock Number (NSN) 4730-00-289-8618, or NIIN 002898618, (sleeve,clinch,tube fitting) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730006333696.
There are 8 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 24 sources of supply.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 12, 2018. There have been 4 contracts issued for this part number, with 8 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M018V8578, SPE7M817V1092, SPM7MX12D0024, SPM7MX12D0024, SPM7MX12D0024. The total value of the awarded contracts has been US$ 9,038.60.
This NSN is very common among different weapons systems, belonging to 26 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 2,184. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 18025. [A FLANGED CYLINDRICAL ITEM HAVING A SHARP CUTTING SURFACE ON THE INSIDE DIAMETER AT THE END OPPOSITE THE FLANGE. THE CUTTING EDGE, IN USE, IS DESIGNED TO IMBED IN THE TUBING DUE TO PRESSURE EXERTED WHEN THE OUTSIDE DIAMETER OF THE SLEEVE IS FORCED INTO AND AGAINST AN ANGULAR SEAT. THIS FIRMLY ATTACHES THE SLEEVE TO THE TUBING AND THE FLANGED END THEN SERVES AS A BEARING SURFACE FOR THE COUPLING NUT TO BRING THE TUBING INTO THE MATING FITTING.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730002898618 contains an unknown precious metal.
This NSN is associated to Schedule B 7307994000: other fittings nesoi of alloy steel not stainless. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on Aug 01, 2025.