Product Details | PSYCHROMETER

6685-01-020-0033 An instrument that senses, measures, and indicates the amount of relative humidity in the atmosphere. It consists of two liquid-in-glass thermometers, one of which is equipped with a wick. Air movement (aspiration) is effected by slinging the instrument about, by use of blower, fan or the like; or the instrument may be used with no forced circulation of air.20266600040Meteorological Instruments and Apparatus66850073Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Part Alternates: 3F01F46, 3F01-F46, 3Z02B, 6685-01-020-0033, 01-020-0033, 6685010200033, 010200033

Instruments and Laboratory Equipment | Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Supply Group (FSG) NSN Assign. NIIN
66 25 APR 1976 01-020-0033

Cross Reference | NSN 6685-01-020-0033

Part Number Cage Code Manufacturer
3F01-F46 05668 COLE-PARMER INSTRUMENT COMPANY DBA BARNANT DIVISION
3Z02B 26075 COOPER ATKINS

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Technical Data | NSN 6685-01-020-0033

Characteristic Specifications
CIRCULATION TYPE FORCED
CIRCULATION METHOD MOTOR ASPIRATED
FAN MOTOR CURRENT TYPE DC
THERMOMETER QUANTITY 1
OPERATING TEMP RANGE 7.0 TO 192.0 DEG FAHRENHEIT
GRADUATION INTERVAL 0.5 DEG
CALIBRATION ACCURACY RATING PORM 0.5 DEG
SLING HANDLE NOT INCLUDED
CARRYING CASE MATERIAL ANY ACCEPTABLE

Restrictions/Controls & Freight Information | NSN 6685-01-020-0033

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; 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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information