National Stock Number
3020-01-557-5563
National Stock Number (NSN) 3020-01-557-5563, or NIIN 015575563, (pulley,timing belt) was assigned September 12, 2008 in the Federal Logistics Information System (FLIS). NIIN 015575563 was cancelled on November 2, 2008, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 3020015644148. 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 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 45487. [A PULLEY WITH REGULARLY SPACED GROOVES PARALLEL TO THE PULLEY AXIS ON THE FACE. IT IS DESIGNED TO BE USED FOR TIMING PURPOSES SUCH AS TO SYNCHRONIZE THE IGINTION SPARK WITH THE COMPLETION OF THE COMPRESSION STROKE OF THE PISTON.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020015575563 does not contain precious metals.
This information was last updated on Jul 01, 2025.