National Stock Number
6650-01-671-9584
National Stock Number (NSN) 6650-01-671-9584, or NIIN 016719584, (refractometer) was assigned April 17, 2018 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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, 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 Apr 18, 2018, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 07312. [AN INSTRUMENT FOR DETERMINING THE REFRACTIVE INDEX OF A SUBSTANCE, BY MEANS OF A RAY OF LIGHT PASSING OBLIQUELY FROM ONE MEDIUM INTO ANOTHER OF DIFFERENT DENSITY, OR BY THE CHANGE IN DIRECTION OF THE FLOW OF AN ELECTRIC CURRENT WHEN IT PASSES FROM ONE MEDIUM TO ANOTHER OF DIFFERENT CONDUCTIVITY OR OF OTHER DIFFERING ELECTRIC QUALITIES. EXCLUDES:SPECTROSCOPE (AS MODIFIED).]. Item has not been reviewed for Flight Safety Critical Aircraft Part (FSACP), Critical Safety Item (CSI), or Critical Application Item (CAI) purposes by an approved engineering authority. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6650016719584 does not contain precious metals.
This NSN is associated to Schedule B 9027509000: instrument and apparatus for physical or chemical analysis using optical radiations, nesoi. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.
This information was last updated on Aug 01, 2025.