National Stock Number
6605-00-240-5599
National Stock Number (NSN) 6605-00-240-5599, or NIIN 002405599, (azimuth circle) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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 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.
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 Jun 05, 2019, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 14227. [A NAVIGATIONAL INSTRUMENT USED FOR THE DETERMINATION OF THE AZIMUTHS OF CELESTIAL OBJECTS AND THE BEARINGS OF TERRESTRIAL OBJECTS BY MEANS OF SIGHTING VANES, PRISMS, AND MIRRORS MOUNTED ON A RING FORMED TO FIT AND ROTATE ABOUT THE BEZEL OF A MARINE COMPASS, PERMITTING SIMULTANEOUS VIEWING OF A TARGET AND THE COMPASS CARD READING. EXCLUDES:BEARING CIRCLE.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6605002405599 does not contain precious metals.
This NSN is associated to Schedule B 9014900000: parts & accessories for direction finding compasses and other navigational instruments and appliances. The Schedule B End Use is listed as marine engines, parts. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
This information was last updated on Jul 01, 2025.