National Stock Number
6610-01-218-7668
National Stock Number (NSN) 6610-01-218-7668, or NIIN 012187668, (indicator subassembly,air speed) was assigned October 18, 1985 in the Federal Logistics Information System (FLIS). NIIN 012187668 was cancelled on December 18, 2018, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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 Sep 24, 2020, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. The cost to the Government to breakout this part and acquire it competitively has been determined to exceed the projected savings over the life span of the part. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 52456. [TWO OR MORE DIFFERENT TYPES OF ITEMS HAVING A COMMON MOUNTING OR MOUNTED ON EACH OTHER WHICH TOGETHER FORM A PORTION OF AN INDICATOR, AIR SPEED, BUT WHICH IN ITSELF IS NOT A COMPLETE FUNCTIONING ITEM AND CANNOT BE ASSIGNED A MORE DEFINITE ITEM NAME.]. 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 6610012187668 does not contain precious metals.
This information was last updated on Aug 01, 2025.