National Stock Number
2840-00-918-4692
National Stock Number (NSN) 2840-00-918-4692, or NIIN 009184692, (diffuser,aircraft gas turbine en) was assigned July 29, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2840007786555.
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, 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.
There has been very little 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 Sep 02, 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. 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) 50559. [A FRAME WITH STATIONARY STRUTS, DESIGNED TO DIFFUSE AND DIRECT AIR FROM THE COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE. IT MAY HAVE MOUNTING FACILITIES FOR EXTERNAL COMPONENTS. IT MAY PROVIDE SUPPORT AND HOUSE A COMPRESSOR REAR BEARING. MAY INCLUDE A CASE (3), DIFFUSER, AIRCRAFT GAS TURBINE ENGINE.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840009184692 contains an unknown precious metal.
This NSN is associated to Schedule B 8411997050: parts of gas turbine aircraft engines, other than for use in civil aircraft. 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.