National Stock Number
6625-00-539-9637
National Stock Number (NSN) 6625-00-539-9637, or NIIN 005399637, (shunt,instrument) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 6625012120679, 6625010682622, 6625005445895.
There are 14 manufacturer part numbers associated with this NSN. 7 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 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 20 contracts issued for this part number, with 20 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7M523P4920, SPE7M518V088U, SPE7M518V6881, SPE7M317V1914, SPE7M317V1720. The total value of the awarded contracts has been US$ 14,343.82.
This NSN is very common among different weapons systems, belonging to 29 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 09, 2019, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 00122. [A FIXED PRECISION RESISTOR CONSISTING OF A BAR OR BARS OF METAL SPECIFICALLY DESIGNED FOR USE IN PARALLEL WITH A BASIC DIRECT CURRENT INSTRUMENT TO PERMIT DETERMINATION OF CURRENT VALUES EXCEEDING THE ACTUAL RANGE OF THE INSTRUMENT ITSELF.]. This item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6625005399637 does not contain precious metals.
This NSN is associated to Schedule B 9030908030: parts and accessories of articles of schedule b subheading 9030.39. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334515: instrument manufacturing for measuring and testing electricity and electrical signals.
This information was last updated on Aug 01, 2025.