National Stock Number
2990-01-540-0889
National Stock Number (NSN) 2990-01-540-0889, or NIIN 015400889, (housing,oil pump assembly,nonaircraft engine) was assigned May 9, 2006 in the Federal Logistics Information System (FLIS). NIIN 015400889 was cancelled on February 2, 2009, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2815015565127. 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) 51270. [AN INCLOSURE DESIGNED TO SUPPORT AND PROTECT THE INTERNAL COMPONENTS OF AN OIL PUMP ASSEMBLY, ENGINE USED SPECIFICALLY ON NONAIRCRAFT TYPE ENGINES.]. 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 2990015400889 does not contain precious metals.
This information was last updated on Jul 01, 2025.