National Stock Number
6650-01-678-8008
National Stock Number (NSN) 6650-01-678-8008, or NIIN 016788008, (refractometer) was assigned February 27, 2019 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
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).]. 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 6650016788008 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.