National Stock Number
5640-00-272-2995
National Stock Number (NSN) 5640-00-272-2995, or NIIN 002722995, (cement,insulation,high temperatu) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 5640007646887, 5640006411494, 5640002916745.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE8E625P0068, SPE8E625P0068, SPE8E624P0322, SPE8E624P0322, SPE8E624P0322. The total value of the awarded contracts has been US$ 8,750.00.
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 Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.
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.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 5640002722995 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.