National Stock Number
2810-00-321-3074
National Stock Number (NSN) 2810-00-321-3074, or NIIN 003213074, (deflector,airflow) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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, 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.
This NSN is assigned to Item Name Code (INC) 61975. [A GENERALLY METALLIC ITEM OF VARIOUS SHAPES DESIGNED TO PROVIDE AN OPTIMUM FLOW OF COOLING AIR THROUGH THE BANKS OF CYLINDERS OF AN AIR-COOLED COMBUSTION ENGINE OR THROUGH COMPRESSOR SECTION OF TURBINE ENGINE WITHOUT SIGNIFICANTLY CHANGING THE DIRECTION OF AIRFLOW. EXCLUDES:BAFFLE, AIRFLOW.]. 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 2810003213074 contains an unknown precious metal.
This NSN is associated to Schedule B 8409100080: parts for spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil. The Schedule B End Use is listed as engines and turbines for military aircraft. NAICS classification category 336412: aircraft engine and engine parts manufacturing.
This information was last updated on Aug 01, 2025.