National Stock Number
6630-01-710-9553
National Stock Number (NSN) 6630-01-710-9553, or NIIN 017109553, (comparator,color) was assigned July 11, 2023 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, one supplier is 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 assigned to Item Name Code (INC) 26010. [AN INSTRUMENT USED TO DETERMINE HYDROGEN ION CONCENTRATION, RESIDUAL CHLORINE CONTENT, PHOSPHATE CONTENT AND/OR OTHER CHARACTERISTICS OF WATER BY VISUALLY COMPARING A SAMPLE, TO WHICH A SPECIFIED QUANTITY OF AN APPROPRIATE INDICATOR SOLUTION HAS BEEN ADDED, WITH A COLOR STANDARD. THE COLOR STANDARDS USED FOR THESE TESTS ARE MOUNTED IN A SUITABLE HOLDER AND GRADED TO REPRESENT THE INDICATOR COLORS FOR VARIOUS PH VALUES, CONCENTRATION OF CHLORINE, PHOSPHATE, OR OTHER SUBSTANCE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6630017109553 does not contain precious metals.
This NSN is associated to Schedule B 9027505000: other 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 Jul 01, 2025.