National Stock Number
6685-00-422-1418
National Stock Number (NSN) 6685-00-422-1418, or NIIN 004221418, (thermometer,indicating,resistanc) was assigned December 16, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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 somewhat common among different platforms, belonging to 3 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 07345. [A THERMOMETER WHICH UTILIZES A STANDARD ELECTRIC SOURCE OF CURRENT FOR DETERMINING AND INDICATING TEMPERATURE, BY EMPLOYING A BALANCED BRIDGE CIRCUIT OR AN UNBALANCED DEFLECTIONAL BRIDGE CIRCUIT IN CONJUNCTION WITH A SENSITIVE BULB WHOSE ELECTRICAL RESISTANCE VARIES WITH A CHANGE IN TEMPERATURE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 6685004221418 does not contain precious metals.
This NSN is associated to Schedule B 9025114000: thermometers liquid-filled, for direct reading, except clinical. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 334519: other measuring and controlling device manufacturing.
This information was last updated on Aug 01, 2025.