National Stock Number
6605-00-663-4998
National Stock Number (NSN) 6605-00-663-4998, or NIIN 006634998, (computer,navigational) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6605006937764.
There are 6 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, there are no suppliers 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.
This NSN is assigned to Item Name Code (INC) 00426. [A COMPUTER FOR THE DETERMINATION OF TWO OR MORE MAVIGATIONAL FACTORS WHICH DETERMINES THE POSITION, COURSE AND DISTANCE OF AN AIRCRAFT, MISSILE, VESSEL OR GROUND VEHICLE. DO NOT USE IF A MORE SPECIFIC ITEM MANE APPLIES. SEE ALSO COMPUTER, ALTITUDE-AZIMITH; COMPUTER, AZIMUTH; COMPUTER, BOMB-NAVIGATIONAL; COMPUTER, CORRECTION; COMPUTER, COURSE-DISTANCE; COMPUTER, FLIGHT DIRECTOR; COMPUTER, HEADING; COMPUTERM HEADING-TRACK; COMPUTER, MACH NUMBER; COMPUTER, MAGENETIC VARIATION; COMPUTER, PRESENT POSITION; COMPUTER, RANGE; COMPUTER, SPEED AND LATITUDE CORRECTION; COMPUTER, STABILIZATION DATA; COMPUTER, TARGET INTERCEPT; AND COMPUTER, TRACK.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6605006634998 contains an unknown precious metal.
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 Aug 01, 2025.