National Stock Number
2840-00-998-8696
National Stock Number (NSN) 2840-00-998-8696, or NIIN 009988696, (shield,heat,aircraft gas turbine) was assigned November 29, 1967 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 2 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 05, 2013, 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) 50356. [A RIGID ITEM, FABRICATED FROM A HEAT RESISTANT ALLOW, WITH OR WITHOUT INSULATION MATERIAL ADDED. DESIGNED TO PROTECT PARTS, AREAS OR SYSTEMS OF AN ENGINE, GAS TURBINE, AIRCRAFT FROM EXCESSIVE HEAT DAMAGE. SEE ALSO INSULATION BLANKET, THERMAL, AIRCRAFT GAS TURBINE ENGINE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 2840009988696 does not contain precious metals.
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.