National Stock Number
6685-00-417-6231
National Stock Number (NSN) 6685-00-417-6231, or NIIN 004176231, (indicator,humidity,card) was assigned November 18, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.
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) 13474. [AN ITEM WHICH USES THE CHANGING COLOR OF A DESICCANT IN THE PRESENCE OF MOISTURE TO INDICATE HUMIDITY. A NUMBER OF DESICCANTS ARE APPLIED IN THE FORM OF SQUARES, CIRCLES AND THE LIKE, TO ABSORBENT PAPER. EACH DESICCANT SPOT IS GENERALLY LABELED WITH A RELATIVE HUMIDITY VALUE IN PERCENTAGE, AN INSTRUCTION, OR SOME OTHER APPROPRIATE LEGEND.]. 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 6685004176231 does not contain precious metals.
This NSN is associated to Schedule B 9025805050: hydrometers and similar floating instruments,hygrometers and psychrometers, nesoi. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334519: other measuring and controlling device manufacturing.
This information was last updated on Jul 01, 2025.