National Stock Number
6685-00-491-7978
National Stock Number (NSN) 6685-00-491-7978, or NIIN 004917978, (indicator,temperature-humidity,electrical resistance) was assigned September 23, 1970 in the Federal Logistics Information System (FLIS). NIIN 004917978 was cancelled on December 16, 2017, 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 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 60647. [AN INDICATOR WHICH INDICATES TEMPERATURE AND HUMIDITY BY MEANS OF MEASURING THE ELECTRICAL RESISTANCE OF REMOTELY LOCATED TEMPERATURE AND HUMIDITY ELEMENTS. THE RESISTANCE OF THE ELEMENTS VARIES WITH CHANGES IN TEMPERATURE AND HUMIDITY RESPECTIVELY. DOES NOT INCLUDE RESISTANCE HUMIDITY OR TEMPERATURE ELEMENTS.]. 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 6685004917978 contains an unknown precious metal.
This information was last updated on Apr 01, 2024.