National Stock Number
4730-00-277-9741
National Stock Number (NSN) 4730-00-277-9741, or NIIN 002779741, (sleeve,compression,tube-hose fit) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 2590009382413, 4730002000435, 4730003713915.
There are 20 manufacturer part numbers associated with this NSN. 15 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 21 suppliers. Today, 15 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 8 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 12, 2016. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7M316V1653, SPE7M315V5146, SPE7M315V5146, SPM7M313M5110, SPM7L313M0830. The total value of the awarded contracts has been US$ 6,384.96.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 11, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18026. [A RING-SHAPED ITEM WHOSE OUTER SURFACE IS SO SHAPED AS TO FORM A SEAT FOR THE COUPLING NUT AND THE FITTING BETWEEN WHICH IT IS ASSEMBLED. IT IS DESIGNED TO BE SLIPPED OVER TUBING OR HOSE SO THAT TIGHTENING OF THE COUPLING NUT TO THE FITTING COMPRESSES THE SLEEVE AGAINST THE CIRCUMFERENCE OF THE TUBING OR HOSE THEREBY EFFECTING A TIGHT SEAL BETWEEN THE TUBING, OR HOSE FITTING AND COUPLING NUT.]. 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 4730002779741 does not contain precious metals.
This information was last updated on Jun 01, 2025.