National Stock Number
6630-01-307-7372
National Stock Number (NSN) 6630-01-307-7372, or NIIN 013077372, (hydrometer,graduated scale) was assigned September 16, 1989 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. 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 07185. [A HYDROMETER WITH A GRADUATED SCALE ON STEM CALIBRATED TO READ SPECIFIC GRAVITY, PERCENTAGE OF CONTENT(S), OR THE LIKE. SEE ALSO TESTER, ANTIFREEZE SOLUTIONS AND TESTER, BATTERY ELECTROLYTE SOLUTION.]. 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 6630013077372 contains an unknown precious metal.
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 Jul 01, 2025.