National Stock Number
6660-00-982-0021
National Stock Number (NSN) 6660-00-982-0021, or NIIN 009820021, (rawin set) was assigned October 19, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 00498. [A GROUPING OF MECHANICAL, ELECTRICAL AND ELECTRONIC COMPONENTS WHICH, OPERATED TOGETHER, UTILIZE RADIO DIRECTION FINDING PRINCIPLES TO TRACK A RADIOSONDE OR RADAR TARGET IN ITS TRAJECTORY, PERMITTING THE INDICATION AND/OR RECORDING OF THE ELEVATION AND AZIMUTH ANGLES OF THE BALLOON WITH RESPECT TO FIXED REFERENCE POINTS. USED FOR DETERMINING DIRECTION AND SPEED OF WINDS ALOFT BY TRIANGULATION.]. 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 6660009820021 contains an unknown precious metal.
This NSN is associated to Schedule B 9015808080: surveying, hydrographic, oceanographic, hydrological or meteorological instruments and appliances, excluding compasses and rangefinders, nesoi. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 334519: other measuring and controlling device manufacturing.
This information was last updated on Aug 01, 2025.