National Stock Number
2815-00-005-7533
National Stock Number (NSN) 2815-00-005-7533, or NIIN 000057533, (lock,valve spring retainer) was assigned June 11, 1972 in the Federal Logistics Information System (FLIS). NIIN 000057533 was cancelled on July 2, 2008, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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) 15883. [A METAL ITEM DESIGNED FOR THE PURPOSE OF SECURING AN ENGINE OR COMPRESSOR VALVE AND POSITIONING THE VALVE SPRING OR VALVE SPRING RETAINER. EXCLUDES:COTTER PINS, STRAIGHT PINS, KEYS AND WASHERS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2815000057533 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.