National Stock Number (NSN) 5935-00-549-2121, or NIIN 005492121, (backshell,electrical connector) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5935002802359.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 25, 2014. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M214V1079. The total value of the awarded contracts has been US$ 341.60.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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 Aug 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 67169. [AN ITEM SPECIFICALLY DESIGNED TO BE PLACED AROUND THAT PORTION OF A CONNECTOR,RECEPTABLE,ELECTRICAL OR CONNECTOR,PLUG,ELECTRICAL WHICH CONTAINS THE FACILITIES FOR ATTACHING WIRES OR CABLES. IT MAY BE DESIGNED TO PROVIDE THE NESESSARY ACCOMODATIONS BETWEEN AN ELECTRICAL CABLE CLAMPING DEVICE AND AN ELECTRICAL CONNECTOR SHELL OR IT MAY INCLUDE THE CLAMPING DEVICE. IT MAY BE USED FOR SHIELDING AGAINST ELECTRICAL INTERFERENCE, MECHANICAL INJURY OR PHYSICAL DAMAGE DUE TO ENVIRONMENTAL CONDITIONS.]. 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 5935005492121 contains an unknown precious metal.
This NSN is associated to Schedule B 8548900100: electrical parts of machinery or apparatus not specified or included elsewhere in chapter 85. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335999: all other miscellaneous electrical equipment and component manufacturing.
This information was last updated on Jul 01, 2025.