National Stock Number
5950-00-905-8557
National Stock Number (NSN) 5950-00-905-8557, or NIIN 009058557, (reactor) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5950011649678.
There are 2 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 2 suppliers. Today, there are no suppliers 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 Sep 26, 2007, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 00724. [A COIL OR COILS USUALLY CONSTRUCTED WITH CORES HAVING LOW MAGNETIC RELUCTANCE, WHOSE PRIMARY PURPOSE IS TO FURNISH AN INDUCTIVE IMPEDANCE IN POWER OR AUDIO FREQUENCY CIRCUIT RANGING FROM ZERO TO 20 KILOHERTZ (KILOCYCLES). INCLUDES AUDIO FREQUENCY AND POWER FILTER CHOKES, AUDIO REACTORS AND SWINGING CHOKES. DOES NOT INCLUDE TRANSFORMERS OR COILS USED ABOVE AUDIO FREQUENCY RANGE. EXCLUDES:SATURABLE REACTOR. FOR REACTORS WITH AIR CORES, SEE COIL (AS MODIFIED).]. 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 5950009058557 does not contain precious metals.
This NSN is associated to Schedule B 8504900020: transformer parts. The Schedule B End Use is listed as generators, accessories. NAICS classification category 335311: power, distribution, and specialty transformer manufacturing.
This information was last updated on Aug 01, 2025.