National Stock Number
2990-00-774-5897
National Stock Number (NSN) 2990-00-774-5897, or NIIN 007745897, (housing,oil pump assembly,nonair) was assigned March 13, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 10, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990007745897 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.