NSN 6685-01-100-6109, 6685011006109
HYGROTHERMOGRAPH

Federal Supply Classification: FSC 6685 - Pressure, Temperature, and Humidity Measuring and Controlling Instruments
National Item Identification Number: NIIN 011006109
Codification Country: United States
Item Name Code: INC 01085
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (P) 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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 6685-01-100-6109

National Stock Number (NSN) 6685-01-100-6109, or NIIN 011006109, (hygrothermograph) was assigned September 10, 1980 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 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, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 Nov 02, 2010, 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) 01085. [AN ITEM WHICH SENSES, MEASURES, AND RECORDS THE TEMPERATURE AND MOISTURE CONTENT OF THE SURROUNDING ATMOSPHERE.]. 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 6685011006109 does not contain precious metals.

This NSN is associated to Schedule B 9027502000: thermal analysis instruments and apparatus. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.

This information was last updated on Jun 01, 2025.

Technical Characteristics

SPECIAL FEATURES: (FEAT) FEATGFURNISHED ITEMS:BOX OF 100 CHARTS,2 RECORDING PENS,RED AND PURPLE INK,PANEL OR DUCT MOUNTING INSTRUCTIONS,7 FT 3 PRONG POWER CORDIF ELECT IC;OPERATING RANGE:0 TO 95 PCT RELATIVE HUMIDITY AND M29 TO 66 DEG C (M20 TO 150 DEG F);SENSING ELEMENT TYPE:BIMETAL SPIRAL TEMP AND TREATED NYLON ELEMENT HUMIDITY:CHART WIDTH:3.000 IN.;O/A L 10.500 IN.,O/A H 4.750 IN.,O/A W 9.500 IN.