National Stock Number
6850-01-502-0999
National Stock Number (NSN) 6850-01-502-0999, or NIIN 015020999, (additive,thermal stabilizing,avi) was assigned October 25, 2002 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers 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.
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 Mar 07, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Procurement of this item restricted to limited source(s) because security classifiation of confidential or higher prevents public disclosure. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 52921. [A CHEMICAL TREATMENT DESIGNED, WHEN ADDED TO AVIATION TURBINE FUEL, TO IMPROVE THERMAL STABILITY AND REDUCE RESIDUAL DEPOSITS IN THE FUEL SYSTEM AND COMBUSION SECTIONS OF TURBINE ENGINES.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6850015020999 does not contain precious metals.
This information was last updated on Aug 01, 2025.