National Stock Number
6660-01-501-0861
National Stock Number (NSN) 6660-01-501-0861, or NIIN 015010861, (computer,visual distance) was assigned September 24, 2002 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 25, 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. 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) 00433. [A COMPUTER FOR DETERMINING THE DISTANCE THAT CAN BE SEEN BY AN OBSERVER, SUCH AS AN AIRCRAFT PILOT, TO A PREDETERMINED POINT, SUCH AS THE APPROACH END OF AN AIRPORT RUNWAY. IT IS A COMPONENT OF A METEOROLOGICAL SYSTEM FOR ESTABLISHING CRITERIA DURING THE APPROACH PHASE OF AN INSTRUMENT LANDING UNDER MARGINAL OR ZERO VISIBILITY CONDITIONS. SEE ALSO COMPUTER, AIR TRAFFIC CONTROL.]. 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 6660015010861 does not contain precious metals.
This information was last updated on Jul 01, 2025.