National Stock Number
5360-00-550-8121
National Stock Number (NSN) 5360-00-550-8121, or NIIN 005508121, (spring,helical,compression) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5360002011647.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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) 04226. [AN OPEN COILED SPRING, WOUND IN VARIOUS FORMS AND FROM DIFFERENT SHAPES AND TYPES OF MATERIALS AND FINISHED AT THE ENDS, DESIGNED TO PROVIDE RESISTANCE TO COMPRESSION FORCES. EXCLUDES:SPRINGS DESIGNED FOR THERMAL ACTUATION (SPRINGS IN WHICH THE TORSION FORCES ARE DESIGNED TO BE COUNTERACTED BY CHANGES IN TEMPERATURE) AND SPRING, REINFORCING, HOSE.]. 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 5360005508121 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.