National Stock Number
6660-00-989-6970
National Stock Number (NSN) 6660-00-989-6970, or NIIN 009896970, (baroswitch) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). NIIN 009896970 was cancelled on December 25, 2002, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, one supplier is 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.
This NSN is assigned to Item Name Code (INC) 10875. [AN ITEM WHICH PERFORMS ELECTRICAL SWITCHING FUNCTIONS BY MECHANICAL ACTUATION RESULTING FROM CHANGES IN ATMOSPHERIC PRESSURE. USUALLY CONSISTS OF AN ANEROID DIAPHRAGM MECHANICALLY LINKED EITHER TO A CONTACT JOINT WHICH OPENS AND/OR CLOSES ELECTRICAL CIRCUITS, OR TO A CONTACT ARM WHICH SLIDES OVER A COMMUTATOR WHOSE SEPARATE SEGMENTS ARE CONNECTED TO ELECTRICAL CIRCUITS USED IN RADIO SIGNAL MODULATION. EXCLUDES:SWITCH, PRESSURE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6660009896970 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.