National Stock Number
6635-01-439-7447
National Stock Number (NSN) 6635-01-439-7447, or NIIN 014397447, (transducer,supersonic test) was assigned December 18, 1996 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18685. [AN ITEM SPECIFICALLY DESIGNED TO TRANSMIT SUPERSONIC FREQUENCY WAVE MOTION ENERGY TO ANOTHER ITEM UNDER TEST, AND TO RECEIVE COMPONENTS OF REFLECTED ENERGY, THE CHARACTERISTICS OF WHICH WHEN INTERPRETED ON AN ASSOCIATED INDICATOR, PROVIDES FACILITIES FOR THE DETERMINATION OF FLAWS OR OTHER IRREGULARITIES OF THE ITEM UNDER TEST. DOES NOT INCLUDE THE INDICATOR. SEE ALSO TRANSDUCER, MOTIONAL PICKUP AND DETECTOR, METAL FLAW, ELECTRONIC.]. 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 6635014397447 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 Jul 01, 2025.