National Stock Number
1680-00-401-5426
National Stock Number (NSN) 1680-00-401-5426, or NIIN 004015426, (gearbox assembly,aircraft) was assigned November 21, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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) 48024. [AN ASSEMBLY OF GEARS, SHAFT AND BEARINGS WITHIN A HOUSING. IT MAY OR MAY NOT BE DESIGNED TO CHANGE DIRECTION OR ROTARY MOTION OR HAVE A TORQUE DIFFERENTIAL FROM INPUT OR OUTPUT. MAY INCLUDE A HYDRAULIC MOTOR, BRAKE AND THE LIKE. EXCLUDES:GEARBOXES THAT ARE TURBINE ENGINE DRIVEN.]. 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 1680004015426 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Jul 01, 2025.