Product Details | PSYCHROMETER

6685-00-551-1485 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: H0011, H001-1, 6685-00-551-1485, 00-551-1485, 6685005511485, 005511485

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

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1961 00-551-1485

Cross Reference | NSN 6685-00-551-1485

Part Number Cage Code Manufacturer
H001-1 82187 NATIONAL WEATHER SERVICE DBA NATIONAL WEATHER SERVICE OHD1

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Technical Data | NSN 6685-00-551-1485

Characteristic Specifications
CIRCULATION TYPE FORCED
CIRCULATION METHOD HAND SLING
THERMOMETER QUANTITY 2
OPERATING TEMP RANGE -30.0 TO 45.0 DEG CELSIUS
GRADUATION INTERVAL 1.0 DEG
CALIBRATION ACCURACY RATING PORM 0.2 DEG C ABOVE M18 DEG,PORM 0.3 DEG C BELOW M18 DEG
ENGRAVED THERMOMETER STEM NOT INCLUDED
MAGNIFYING LENS INCLUDED
THERMOMETER FILLING TYPE MERCURY
OVERALL LENGTH 10.125 INCHES NOMINAL
OVERALL WIDTH 0.875 INCHES MINIMUM AND 0.937 INCHES MAXIMUM
OVERALL HEIGHT 0.234 INCHES MAXIMUM
THERMOMETER MOUNTING METHOD BACKPLATE
THERMOMETER MOUNTING MATERIAL STEEL, STAINLESS
THERMOMETER MOUNTING SURFACE TREATMENT ANY ACCEPTABLE
CISTERN MATERIAL ANY ACCEPTABLE
SLING HANDLE NOT INCLUDED
MOUNTING SHELTER NOT INCLUDED
MOUNTING PANEL TABLES NOT PROVIDED
SPECIAL FEATURES PSYHROMETER, MERCURY, RANGE -20 TO +55 DEG C
III END ITEM IDENTIFICATION PSYCHROMETER, MERCURY - DEGEREES CENTIGRADE

Restrictions/Controls & Freight Information | NSN 6685-00-551-1485

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information