National Stock Number
6605-01-209-2121
National Stock Number (NSN) 6605-01-209-2121, or NIIN 012092121, (relay assembly) was assigned May 25, 1985 in the Federal Logistics Information System (FLIS). NIIN 012092121 was cancelled on August 22, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 6 stock numbers. Five of the National Stock Numbers that it replaces are: 6605011904929, 6605012092120, 6605010859534, 6605011244993, 6605011340369.
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, 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.
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 has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 6605012092121 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.