National Stock Number
5980-01-394-1285
National Stock Number (NSN) 5980-01-394-1285, or NIIN 013941285, (switch,optoelectronic) was assigned August 3, 1994 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those 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, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
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 Oct 27, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 37201. [A SWITCH DESIGNED TO PERFORM THE FUNCTION OF OPENING AND/OR CLOSING ONE OR MORE ELECTRICAL CIRCUITS. IN LIEU OF SEPERABLE CONTACTS, THE SWITCHING FUNCTION IS ACCOMPLISHED BY MEANS OF AN ARRANGEMENT OF ONE OR MORE LIGHT EMITTERS AND ONE OR MORE PHOTOSENSITIVE DEVICES. THE ITEM FUNCTIONS IN RESPONSE TO CHANGES IN ITS OWN ELECTRICAL CIRCUIT CAUSED BY THE EMITTED LIGHT BEING REFLECTED TO THE PHOTOSENSITIVE DEVICE OR THE EMITTED LIGHT BEING INTERRUPTED BEFORE IT REACHES THE PHOTOSENSITIVE DEVICE. THE ITEM HAS NO OTHER FORM OF ACTUATION.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5980013941285 does not contain precious metals.
This information was last updated on Aug 01, 2025.