National Stock Number
4330-01-633-7988
National Stock Number (NSN) 4330-01-633-7988, or NIIN 016337988, (indicator,filter warning,centrif) was assigned December 4, 2014 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, only one supplier is 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) 66937. [A MECHANICAL INDICATOR USED ON CENTRIFUGALS, SEPARATORS AND FILTERS FOR DRY OR LIQUID TYPE CLEANERS TO PROVIDE A VISUAL WARNING SIGNAL WHEN A FILTER ELEMENT NEEDS CLEANING OR CHANGING.]. 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 4330016337988 does not contain precious metals.
This NSN is associated to Schedule B 8421910000: parts of centrifuges, including centrifugal dryers. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on Jul 01, 2025.