National Stock Number
6635-01-588-7990
National Stock Number (NSN) 6635-01-588-7990, or NIIN 015887990, (transducer,ultrasonic test) was assigned October 5, 2010 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers 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 a year. There have been 15 contracts issued for this part number, with 15 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A622PR840, SPE4A622F140R, SPE4A622V6653, SPE4A621V280Z, SPE4A421V0264. The total value of the awarded contracts has been US$ 19,153.48.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 10,812. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 09, 2010, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
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.]. 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 6635015887990 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.