National Stock Number
4920-00-490-3458
National Stock Number (NSN) 4920-00-490-3458, or NIIN 004903458, (test set,environmental control s) 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, 4920003474686.
There are 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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 02, 2000, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 41644. [A TEST SET DESIGNED TO MAKE EXAMINATIONS OF ENVIRONMENTAL CONTROL SYSTEMS SUCH AS AIR CONDITIONING, HEATING, PRESSURIZATION, AND THE LIKE, WHICH AFFECT THE INTERIOR OF AN AIRCRAFT.]. 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 4920004903458 contains an unknown precious metal.
This NSN is associated to Schedule B 9030390100: instruments and apparatus with a recording device for measuring or checking voltage, current, resistance or power, nesoi. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334515: instrument manufacturing for measuring and testing electricity and electrical signals.
This information was last updated on Jun 01, 2025.