National Stock Number
1660-01-373-0251
National Stock Number (NSN) 1660-01-373-0251, or NIIN 013730251, (controller,air pressure,aircraft) was assigned March 25, 1993 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 2 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 03, 2002, 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 physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61417. [AN ITEM DESIGNED TO REGULATE AIRCRAFT CABIN AND/OR COMPARTMENT PRESSURE BY PROVIDING A REFERENCE PRESSURE SIGNAL TO CONTROL THE OPERATION OF ONE OR MORE VALVES DISCHARGING CABIN AND/OR COMPARTMENT AIR TO THE ATMOSPHERE. MAY CONTAIN OR OPERATE IN CONJUNCTION WITH SELECTOR CONTROLS FOR DESIRED ALTITUDE PRESSURE AND ALTITUDE RATE OF CHANGE OR BE PRE-SET FOR AUTOMATIC OPERATION WITHOUT SELECTOR CONTROLS. FOR ITEMS CONSISTING OF A CONTROLLER AND A VALVE, SEE REGULATOR, AIR PRESSURE, AIRCRAFT CABIN.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660013730251 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.