National Stock Number
4920-01-657-5648
National Stock Number (NSN) 4920-01-657-5648, or NIIN 016575648, (sizing ring,seal,hydraulic actua) was assigned August 19, 2016 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) 48494. [AN ITEM DESIGNED TO ALTER THE DIAMETER OF AN EXISTING HOLE WITHOUT DAMAGE TO THE ORIGINAL MATERIAL. IT MAKES THE ALTERED ITEM TIGHT AND SECURE.]. 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 4920016575648 does not contain precious metals.
This NSN is associated to Schedule B 8484900000: sets or assortments of gaskets and similar joints, dissimilar in composition, put up in pouches, envelopes or similar packings. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.
This information was last updated on Apr 01, 2025.