National Stock Number
4730-01-133-6599
National Stock Number (NSN) 4730-01-133-6599, or NIIN 011336599, (seal,conical,flared tube fitting) was assigned June 18, 1982 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730012008226.
There are 14 manufacturer part numbers associated with this NSN. 12 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 11 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 several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
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 Apr 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 32837. [A CYLINDRICAL SOFT METALLIC CRUSH ITEM USED TO SEAL HIGH PRESSURE FLARED TUBE CONNECTIONS. IT IS DESIGNED TO BE INSERTED BETWEEN THE CONICAL SURFACE OF A FLARED TUBE FITTING AND THE INNER SURFACE OF THE FLARED END OF THE CONNECTING TUBE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4730011336599 does not contain precious metals.
This information was last updated on May 01, 2025.