National Stock Number
6630-01-694-3400
National Stock Number (NSN) 6630-01-694-3400, or NIIN 016943400, (reagent set,hydrogen ion compara) was assigned March 29, 2021 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 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) 20275. [A COLLECTION OF REAGENTS IN THE FORM OF CRYSTALS, TABLETS, CAPSULES, OR SIMILAR FORMS, IN SPECIAL SIZE BOTTLES, INTENDED TO BE DISSOLVED AND DILUTED TO FORM VARIOUS SOLUTIONS TO BE USED WITH A HYDROGEN ION CONCENTRATION COMPARATOR.]. 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 6630016943400 does not contain precious metals.
This NSN is associated to Schedule B 9027803200: chemical analysis instruments and apparatus, 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.