National Stock Number
5945-01-117-8557
National Stock Number (NSN) 5945-01-117-8557, or NIIN 011178557, (relay assembly) was assigned August 23, 1981 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 7 manufacturer part numbers associated with this NSN. 5 of those 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, with the most recent procurement date of Jan 20, 2012. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM4A512MB521, SPM4A512MB521. The total value of the awarded contracts has been US$ 81,301.84.
This NSN is unique to one weapons system.
There has been very little 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 Jul 02, 2005, 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 design of this part is unstable. Engineering, manufacturing, or performance characteristics indicate that the required design objectives have not been achieved. Major changes are contemplated because the part has a low process yield or has demonstrated marginal performance during tests or service use. These changes will render the present part obsolete and unusable in its present configuration. Limited acquisition from the present source is anticipated pending configuration changes. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00447. [TWO OR MORE RELAYS (AS MODIFIED) HAVING A COMMON MOUNTING OR MOUNTED ON EACH OTHER. IF ITEM CONTAINS ELECTRONIC COMPONENTS SEE ELECTRONIC COMPONENT ASSEMBLY. EXCLUDES:AMPLIFIER-RELAY ASSEMBLY; RELAY ASSEMBLY GROUP; AND RELAY-SWITCH.]. 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 5945011178557 contains an unknown precious metal.
This NSN is associated to Schedule B 8536490080: relays, for a voltage exceeding 60 v but not exceeding 1,000 v, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335314: relay and industrial control manufacturing.
This information was last updated on Aug 01, 2025.