National Stock Number
5810-01-575-5524
National Stock Number (NSN) 5810-01-575-5524, or NIIN 015755524, (communications security module) was assigned July 7, 2009 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 40928. [A REMOVABLE COMPONENT WHICH PERFORMS MULTILEVEL ENCRYPTION/DECRYPTION FUNCTIONS FOR TELECOMMUNICATIONS EQUIPMENT.]. 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 5810015755524 does not contain precious metals.
This NSN is associated to Schedule B 9030400000: other instruments and apparatus, specially designed for telecommunications (for examle, cross-talk meters, gain measuring instruments etc). The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334515: instrument manufacturing for measuring and testing electricity and electrical signals.
This information was last updated on Aug 01, 2025.