National Stock Number
2840-00-146-5534
National Stock Number (NSN) 2840-00-146-5534, or NIIN 001465534, (gearbox,accessory drive,turbine) was assigned August 9, 1972 in the Federal Logistics Information System (FLIS). 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 Apr 02, 1991, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Master or coordinated tooling is required to produce this part. This tooling is not owned by the Government or, where owned, cannot be made available to other sources. Valid AMCs: 1, 2, 3, 4, and 5.
This NSN is assigned to Item Name Code (INC) 61690. [A COMPLETE ASSEMBLY OF GEARS, BEARINGS, SHAFTS, SEALS, AND NECESSARY MISCELLANEOUS PARTS, ENCASED IN A HOUSING, DESIGNED FOR DRIVING AND/OR ATTACHING VARIOUS AIRCRAFT OR ENGINE ACCESSORIES AND COMPONENTS.]. 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 2840001465534 does not contain precious metals.
This information was last updated on Jul 01, 2025.