National Stock Number
5360-00-012-1057
National Stock Number (NSN) 5360-00-012-1057, or NIIN 000121057, (spring,helical,extension) was assigned April 18, 1967 in the Federal Logistics Information System (FLIS). NIIN 000121057 was cancelled on April 29, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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) 04227. [AN OPEN- OR CLOSE-COILED SPRING WOUND IN VARIOUS FORMS AND FROM DIFFERENT SHAPES AND TYPES OF MATERIALS AND FINISHED AT THE ENDS, DESIGNED IN SUCH A WAY AS TO PROVIDE RESISTANCE TO PULLING FORCES. THE CLOSE-COILED SPRINGS MAY INCORPORATE THE SPECIAL FEATURE OF INITIAL TENSION CREATED BETWEEN THE COILS WHEN WOUND, REQUIRING AN INITIAL LOAD TO BE APPLIED TO SEPARATE THEM. EXCLUDES: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 5360000121057 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.