National Stock Number
5120-00-534-0631
National Stock Number (NSN) 5120-00-534-0631, or NIIN 005340631, (compressor,valve spring) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 5120005680466, 4920009798931, 5120000952635.
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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 19026. [A HAND TOOL DESIGNED TO COMPRESS VALVE SPRINGS ON ENGINES BY COMPRESSING TOGETHER BOTH ENDS OF THE SPRING. SEE ALSO LIFTER, VALVE SPRING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5120005340631 does not contain precious metals.
This NSN is associated to Schedule B 8205599000: handtools (including glass cutters) and parts thereof, nesoi, of basemetal. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Jul 01, 2025.