Product Details | PSYCHROMETER

6660-00-978-6886 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: 4501016, 450-1016, 6660-00-978-6886, 00-978-6886, 6660009786886, 009786886

Instruments and Laboratory Equipment | Meteorological Instruments and Apparatus

Supply Group (FSG) NSN Assign. NIIN
66 01-JAN-62 00-978-6886

Cross Reference | NSN 6660-00-978-6886

Part Number Cage Code Manufacturer
450-1016 82187 NATIONAL WEATHER SERVICE DBA NATIONAL WEATHER SERVICE OHD1

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Technical Data | NSN 6660-00-978-6886

Characteristic Specifications
CIRCULATION TYPE FORCED
CIRCULATION METHOD HAND SLING
THERMOMETER QUANTITY 2
OPERATING TEMP RANGE -38.0 TO 45.0 DEG CELSIUS
GRADUATION INTERVAL 1.0 DEG
CALIBRATION ACCURACY RATING PORM 0.3 FROM M38 DEG TO M18 DEG,PORM 0.2 DEG FROM M18 DEG TO P45 DEG C
ENGRAVED THERMOMETER STEM INCLUDED
MAGNIFYING LENS NOT INCLUDED
THERMOMETER FILLING TYPE MERCURY
OVERALL LENGTH 10.125 INCHES NOMINAL
OVERALL WIDTH 0.906 INCHES NOMINAL
OVERALL HEIGHT 0.343 INCHES NOMINAL
THERMOMETER MOUNTING METHOD BACKPLATE
THERMOMETER MOUNTING MATERIAL STEEL, CORROSION RESISTING
SLING HANDLE NOT INCLUDED
MOUNTING SHELTER NOT INCLUDED
MOUNTING PANEL TABLES NOT PROVIDED

Restrictions/Controls & Freight Information | NSN 6660-00-978-6886

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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