Product Details | FLOW CONTROL THERMOSTAT

6685-00-578-5939 An automatic regulating device which controls the flow of fluids or gases by actuating a valve or shutter for heating or cooling purposes. May be adjustable, or set to operate at a definite pressure. Excludes CONTROL, HUMIDITY; CONTROL, TEMPERATURE INDICATING; and SWITCH, THERMOSTATIC.

Part Alternates: 195286, 19528-6, 6685-00-578-5939, 00-578-5939, 6685005785939, 005785939

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

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-578-5939

Cross Reference | NSN 6685-00-578-5939

Part Number Cage Code Manufacturer
19528-6 70210 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
19528-6 72599 ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO

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Technical Data | NSN 6685-00-578-5939

Characteristic Specifications
THERMOSTAT TYPE BELLOWS
USAGE DESIGN COOL COOLER OIL
MOUNTING METHOD FLANGE
OPENING TEMP RATING 150.0 DEG FAHRENHEIT NOMINAL
OPERATING TEMP RATING 165.0 DEG FAHRENHEIT NOMINAL
SPRING OPERATED PRESSURE RELIEF PROVIDED
OPENING PRESSURE SETTING 52.5 POUNDS PER SQUARE INCH
CLOSING PRESSURE SETTING 50.0 POUNDS PER SQUARE INCH MINIMUM AND 55.0 POUNDS PER SQUARE INCH MAXIMUM
VALVE TRAVEL DISTANCE 0.250 INCHES NOMINAL
FLOW CONTROL DEVICE CHOKE
LARGEST OUTSIDE DIAMETER 1.600 INCHES NOMINAL
OVERALL HEIGHT 3.759 INCHES NOMINAL
INSIDE MOUNTING SURFACE TO VALVE SEAT DISTANCE 2.182 INCHES
MANUFACTURERS CODE 70210
DESIGN CONTROL REFERENCE 19528-6

Restrictions/Controls & Freight Information | NSN 6685-00-578-5939

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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
NMF Description 188340 VALVES THEMOSTATIC NOI/THEMOSTATS
Less than car load rating J 100.2
Less than truck load rating J 100.2
Water commodity Code 651 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable