National Stock Number
1620-01-654-4246
National Stock Number (NSN) 1620-01-654-4246, or NIIN 016544246, (steering unit,aircraft nose whee) was assigned April 27, 2016 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, 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 Apr 28, 2016, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 50664. [AN UNITIZED ASSEMBLY WHICH CONTROLS NOSEWHEEL DIRECTION DURING GROUND OPERATION. TORSIONAL FORCE IS PRODUCED FROM EXTERNALLY SUPPLIED HIGH PRESSURE HYDRAULIC FLUID. COMPONENT PARTS MAY INCLUDE ACTUATORS, GEAR SETS, PISTONS, ROTORS, SENSORS, SERVOVALVE ASSEMBLIES, SHAFTS, SOLENOID VALVES, AND THE LIKE. THE ASSEMBLY MAY ALSO ACCOMPLISH A SHIMMY DAMPING FUNCTION.]. 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 1620016544246 does not contain precious metals.
This NSN is associated to Schedule B 8803200060: undercarriages and parts thereof, for use in military aircraft. 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 May 01, 2025.