National Stock Number (NSN) 5950-00-933-0421, or NIIN 009330421, (transformer,power autotransforme) was assigned February 20, 1967 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5950012574172.
There are 9 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 7 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 7 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7M524V6869, SPE7MC24V6426, SPE7MC24V6426, SPE7M524P3766, SPE7M518P8444. The total value of the awarded contracts has been US$ 29,763.80.
This NSN is fairly common among different weapons systems, belonging to 12 different platforms.
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 Nov 22, 2012, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 36166. [A TRANSFORMER WHICH INCORPORATES THE PRIMARY AND SECONDARY FUNCTIONS INTO A SINGLE WINDING, WHICH IS COMMON TO BOTH INPUT AND OUTPUT CIRCUITS, AND IS DESIGNED TO CHANGE THE RELATIONSHIP OF VOLTS AND AMPERES BETWEEN THE ENTIRE WINDING AND ITS TAPS. INCLUDES MULTIPLE WINDING TRANSFORMERS OF LIKE DESIGN AND ITEMS IN WHICH A VARIATION OF THE TURNS RATIO OR INDUCTIVE RATIO OF INDUCTIVE COUPLING IS ACCOMPLISHED BY CONNECTION TO FIXED TERMINALS. ALSO, INCLUDES ITEMS HAVING A PROVISION FOR MECHANICALLY CHANGING THE TURNS RATIO IN PROGRESSIVE INCREMENTS, BY MEANS OF A SHAFT, VOLTAGE TAPS, RATIO ADJUSTER, OR DEVICES OF SIMILAR DESIGN. EXCLUDES:TRANSFORMER (1), POWER; TRANSFORMER (1), PULSE.]. 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 5950009330421 contains an unknown precious metal.
This NSN is associated to Schedule B 8504500000: inductors, nesoi. The Schedule B End Use is listed as generators, accessories. NAICS classification category 334416: capacitor, resistor, coil, transformer, and other inductor manufacturing.
This information was last updated on Aug 01, 2025.