National Stock Number
5990-00-222-9899
National Stock Number (NSN) 5990-00-222-9899, or NIIN 002229899, (resolver,electrical) was assigned October 7, 1970 in the Federal Logistics Information System (FLIS). NIIN 002229899 was cancelled on December 5, 2019, with a cancelled status of "Item is Cancelled - Inactive." 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers 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 Apr 01, 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) 22966. [AN ITEM CONSISTING OF A ROTOR AND A STATOR INDUCTIVELY COUPLED. IT USUALLY HAS TWO ROTOR WINDINGS DISPLACED FROM EACH OTHER BY 90 DEGREES AND TWO STATOR WINDINGS SIMILARLY DISPLACED. THE OUTPUT VOLTAGE(S) IS A TRIGONOMETRIC FUNCTION OF THE INPUT VOLTAGE(S) AND THE ANGULAR DISPLACEMENT OF THE ROTOR WITH RESPECT TO THE STATOR. SEE ALSO SYNCHRO (AS MODIFIED) AND GONIOMETER, ELECTRICAL. EXCLUDES:TRANSOLVER, ELECTRICAL AND POTENTIOMETER SINE/COSINE ELECTRICAL RESOLVERS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5990002229899 does not contain precious metals.
This information was last updated on Jul 01, 2025.