National Stock Number (NSN) 5640-01-387-8291, or NIIN 013878291, (cement,insulation,high temperatu) was assigned March 14, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over a year. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE8E624P0062, SPE8E622P0800, SPE8E621P1062, SPE8E617P0409, SPE8E616M0352. The total value of the awarded contracts has been US$ 43,752.09.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of 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 Jul 30, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 16941. [A MIXTURE OF REFRACTORY MATERIAL (DIATOMACEOUS EARTH, EXFOLIATED MICA, ROCK OR MINERAL WOOL AND THE LIKE) ASBESTOS FIBERS, AND CLAY BINDER USED FOR INSULATING HIGH TEMPERATURE WORK, PIPING, TANKS, AND GENERAL USE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 5640013878291 does not contain precious metals.
This NSN is associated to Schedule B 3816000010: refractory cements, mortars, concretes and similar compositions of clay other than products of heading 3801. The Schedule B End Use is listed as mineral supplies-manufactured.
This information was last updated on Jul 01, 2025.