National Stock Number
5930-01-122-2978
National Stock Number (NSN) 5930-01-122-2978, or NIIN 011222978, (switch,interlock) was assigned November 19, 1981 in the Federal Logistics Information System (FLIS). NIIN 011222978 was cancelled on August 24, 2011, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 00403. [AN ITEM WHICH COMPLETES OR INTERRUPTS THE CONNECTIONS IN ONE OR MORE ELECTRICAL CIRCUITS. ITS ELECTRICAL ELEMENTS CONSIST OF SEPARATE PARTS DESIGNED TO BE MOUNTED RESPECTIVELY ON A FRAME AND A DOOR, DRAWER, OR COVER, IT ACTS AS A SAFETY DEVICE TO OPEN A CIRCUIT WHEN THE DOOR OR DRAWER IS OPENED OR THE COVER REMOVED. IT DOES NOT INCLUDE DEVICES OF WHICH A COMPLETE SWITCH WITH AN ACTUATOR IS ONE OF THE PARTS; FOR SUCH DEVICES, USE SWITCH (AS MODIFIED). EXCLUDES:SWITCH, MERCURY; AND SWITCH, REED.]. 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 5930011222978 does not contain precious metals.
This information was last updated on Jul 01, 2025.