National Stock Number
1660-00-909-9537
National Stock Number (NSN) 1660-00-909-9537, or NIIN 009099537, (scroll housing,aircraft cooling) was assigned January 1, 1960 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. One 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 somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 16, 2007, 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 Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61425. [A SCROLL SHAPED ITEM WHICH IS A COMPONENT PART OF A COOLING TURBINE. IT ACTS AS A HOUSING FOR THE TURBINE WHEEL AND/OR IMPELLER WHEEL. ASSISTS IN CREATING AND/OR MAINTAINING PRESSURE BUILDUP. CONTAINS INLET AND OUTLET AND IS OF ONE PIECE CONSTRUCTION. IT MAY INCLUDE A NOZZLE RING, A BAFFLE AND THE LIKE. EXCLUDES HOUSING, SUPERCHARGER.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660009099537 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 Aug 01, 2025.