National Stock Number
6625-01-020-1803
National Stock Number (NSN) 6625-01-020-1803, or NIIN 010201803, (preamplifier,microphone) was assigned April 26, 1976 in the Federal Logistics Information System (FLIS). 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 one supplier. Today, there are no suppliers listed as an Active supplier 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 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature 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 6625010201803 contains an unknown precious metal.
This NSN is associated to Schedule B 8518903000: microphone parts, loudspeaker parts, amplifier parts & headphone parts. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334310: audio and video equipment manufacturing.
This information was last updated on Aug 01, 2025.