National Stock Number (NSN) 6620-01-310-2103, or NIIN 013102103, (indicator-transmitter,rate of fl) was assigned November 1, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of May 30, 2017. There have been 8 contracts issued for this part number, with 14 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE4A617C0131, SPE4A616D5841, SPE4A616D5841, SPE4A616D5841, SPE4A616D5841. The total value of the awarded contracts has been US$ 2,725,807.00.
This NSN is unique to one weapons system.
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 low volatility, with an estimated forecasted value of US$ 277,910. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 31, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 17250. [AN INDICATOR-TRANSMITTER WHICH TRANSMITS AND REMOTELY INDICATES THE RATE OF FLOW OF A FLUID IN A CONFINED SPACE SUCH AS A DUCT. IT INCLUDES THE COMPONENTS INDICATOR, RATE OF FLOW PROPERLY WIRED TO A TRANSMITTER, RATE OF FLOW, WHICH IS ACTUATED BY A DIFFERENTIAL PRESSURE MEASURING DEVICE.]. 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 6620013102103 does not contain precious metals.
This NSN is associated to Schedule B 9032896060: process control instruments and apparatus for flow and liquid level control. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334513: instruments and related products manufacturing for measuring, displaying, and controlling industrial process variables.
This information was last updated on Jul 01, 2025.