National Stock Number
2990-00-385-9554
National Stock Number (NSN) 2990-00-385-9554, or NIIN 003859554, (oil pump assembly,engine) has an unknown assigned date. NIIN 003859554 was cancelled on May 31, 1997, 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 no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 36330. [A DEVICE DESIGNED TO MAINTAIN OIL PRESSURE WITHIN THE MOVING PARTS OF AN INTERNAL COMBUSTION ENGINE. MAY CONTAIN PARTS SUCH AS SHAFT, GEARS, PIN, BUSHING, SCREEN, ADJUSTING SCREW AND THE LIKE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990003859554 does not contain precious metals.
This information was last updated on Aug 01, 2025.