National Stock Number
5330-00-421-1983
National Stock Number (NSN) 5330-00-421-1983, or NIIN 004211983, (rubber round section) was assigned December 18, 1970 in the Federal Logistics Information System (FLIS). NIIN 004211983 was cancelled on May 2, 2020, 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 is only one manufacturer part number 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, only one supplier is deemed design controlled or valid supply parts.
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 Mar 01, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 20856. [AN ITEM OF NATURAL AND/OR SYNTHETIC RUBBER OF SOLID OR CELLULAR STRUCTURE HAVING A CIRCULAR CROSS SECTION. ITEMS OF CELLULAR STRUCTURE MAY BE TUBULAR OR NONTUBULAR. IT MAY HAVE A WIRE OR CORD INSERT. FOR FLEXIBLE TUBULAR ITEMS OF SOLID RUBBER STRUCTURE, SEE TUBING NONMETALLIC. EXCLUDES:HOSE, NONMETALLIC AND ELECTRIC CURRENT CARRYING ITEMS.]. 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 5330004211983 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.