National Stock Number
5990-00-057-1816
National Stock Number (NSN) 5990-00-057-1816, or NIIN 000571816, (synchro,receiver) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5990000819829.
There are 3 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 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.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 02072. [A SYNCHRO CONSISTING OF A STATOR AND ROTOR INDUCTIVELY COUPLED. THE ROTOR IS FREE TO TURN IN ACCORDANCE WITH THE ELECTRICAL INPUT FROM A TRANSMITTER SYNCHRO OR A DIFFERENTIAL SYNCHRO. DOES NOT INCLUDE VARIABLE RESISTORS, GONIOMETERS, VARIABLE TRANSFORMERS, OR ITEMS WITH DIALS.]. 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 5990000571816 contains an unknown precious metal.
This NSN is associated to Schedule B 9014900000: parts & accessories for direction finding compasses and other navigational instruments and appliances. The Schedule B End Use is listed as marine engines, parts. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
This information was last updated on Jul 01, 2025.