National Stock Number
6635-01-339-4600
National Stock Number (NSN) 6635-01-339-4600, or NIIN 013394600, (transducer,ultrasonic test) was assigned May 22, 1991 in the Federal Logistics Information System (FLIS). 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) 45466. [AN ITEM DESIGNED TO CONVERT ELECTRICAL SIGNALS INTO MECHANICAL VIBRATIONS OR ULTRASOUND BEAMS. THESE SIGNALS ARE PASSED THROUGH A MATERIAL AND ARE REFLECTED AND SCATTERED BY ANY DISCONTINUITIES (FLAWS) BACK TO THE RECEIVING UNIT WHERE THEY ARE RECONVERTED TO ELECTRICAL SIGNALS AND AMPLIFIED FOR PROCESSING ON AN INDICATOR FOR INTERPRETATION. SEE ALSO TRANSDUCER, SUPERSONIC TEST.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6635013394600 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.