National Stock Number
5640-00-166-8668
National Stock Number (NSN) 5640-00-166-8668, or NIIN 001668668, (insulation sleeving,thermal) was assigned February 9, 1973 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 5 years.
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 10, 2019, 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) 13289. [A RIGID OR FLEXIBLE ITEM COMPOSED OF ONE OR MORE MATERIALS, HAVING UNIFORM INSIDE AND OUTSIDE DIAMETERS IN THE ENTIRE LENGTH. IT MAY BE FURNISHED IN SEGMENTS OR SPLIT-ROUND OR FULL-ROUND SECTIONS, COMPOSED OF ONE OR MORE LAYERS. IT IS SPECIFICALLY DESIGNED TO COVER PIPE, TUBING, AND LIKE SURFACES, TO RESTRICT THE TRANSFER OF HEAT FROM THE HIGH TEMPERATURE SURFACE TO THE LOW TEMPERATURE SURFACE. IT MAY ALSO INCLUDE PROTECTIVE COATINGS, JACKETS, ATTACHING CEMENT, ATTACHING BANDS, AND/OR ACCESSORIES, (EXCLUDING PREFABRICATED COMPONENTS USED IN AIRCRAFT APPLICATIONS). EXCLUDES:INSULATION PIPE COVERING, THERMAL, AIRCRAFT.]. 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 5640001668668 does not contain precious metals.
This NSN is associated to Schedule B 8487900080: machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on Apr 01, 2024.