National Stock Number
2840-00-034-6378
National Stock Number (NSN) 2840-00-034-6378, or NIIN 000346378, (housing,gearbox,turbine engine) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 000346378 was cancelled on April 19, 2019, 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 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, there are no suppliers that are 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 Jun 05, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 61692. [A HOUSING DESIGNED TO INCLOSE, SUPPORT, AND POSITION BEARINGS, SHAFTS, GEARS, AND OTHER COMPONENTS REQUIRED TO DRIVE VARIOUS TURBINE ENGINE DRIVEN ACCESSORIES.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840000346378 does not contain precious metals.
This information was last updated on Aug 01, 2025.