National Stock Number
5970-01-014-3521
National Stock Number (NSN) 5970-01-014-3521, or NIIN 010143521, (insulation sleeving,electrical,special purpose) was assigned December 23, 1975 in the Federal Logistics Information System (FLIS). NIIN 010143521 was cancelled on November 2, 2012, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those 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.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 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) 61626. [A RIGID OR FLEXIBLE TUBING HAVING OTHER THAN UNIFORM FABRICATED SHAPES OR FORMS. IT IS SPECIFICALLY DESIGNED TO PREVENT ANY UNDESIRABLE FLOW OF CURRENT BETWEEN CONDUCTORS OR BETWEEN CONDUCTORS AND OTHER OBJECTS. INCLUDES SHRINKABLE TYPE ITEMS. EXCLUDES:ITEMS NOT HAVING RATED ELECTRICAL CHARACTERISTICS. ALSO EXCLUDES:BUSHING, SLEEVE; CABLE NIPPLE, ELECTRICAL; AND INSULATION SLEEVING, ELECTRICAL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5970010143521 does not contain precious metals.
This information was last updated on Jul 01, 2025.