National Stock Number
6660-01-057-2370
National Stock Number (NSN) 6660-01-057-2370, or NIIN 010572370, (transmissometer set) was assigned March 9, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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.
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) 12903. [ALL OF THE ITEMS REQUIRED FOR THE FUNCTIONING OF A COMPLETE ELECTRICAL AND ELECTRONIC SYSTEM FOR AUTOMATICALLY PROJECTING AND RECEIVING A LIGHT BEAM TO INDICATE AND RECORD ATMOSPHERIC CONDITIONS.]. 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 6660010572370 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 Jul 01, 2025.