National Stock Number
6635-01-647-3771
National Stock Number (NSN) 6635-01-647-3771, or NIIN 016473771, (probe set,eddy current) was assigned August 20, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 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.
This NSN is assigned to Item Name Code (INC) 41103. [A GROUP OF ITEMS INCLUDING A PROBE, EDDY CURRENT DESIGNED TO DETECT MINUTE SURFACE FLAWS IN ELECTRICALLY CONDUCTIVE MATERIALS. MAY BE USED IN CONJUNCTION WITH OTHER EQUIPMENT NECESSARY TO PERFORM EDDY CURRENT INSPECTIONS ON ENGINE PARTS.]. 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 6635016473771 does not contain precious metals.
This NSN is associated to Schedule B 9027509000: instrument and apparatus for physical or chemical analysis using optical radiations, nesoi. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.
This information was last updated on Aug 01, 2025.