Product Details | FLOW CONTROL THERMOSTAT

6685-00-527-6545 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: XTA2500019, XTA25000-19, 203921B, 208135, 6685-00-527-6545, 00-527-6545, 6685005276545, 005276545

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

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-527-6545

Cross Reference | NSN 6685-00-527-6545

Part Number Cage Code Manufacturer
203921B 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
203921B 28265 HERCULES ENGINE CO INC
208135 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
208135 28265 HERCULES ENGINE CO INC
XTA25000-19 53705 SCOVILL INC

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Technical Data | NSN 6685-00-527-6545

Characteristic Specifications
THERMOSTAT TYPE BELLOWS
USAGE DESIGN COOL WATER
MOUNTING METHOD THREADED
OPENING TEMP RATING 99.0 DEG FAHRENHEIT NOMINAL
OPERATING TEMP RATING 106.0 DEG FAHRENHEIT NOMINAL
SPRING OPERATED PRESSURE RELIEF PROVIDED
OPENING PRESSURE SETTING 40.0 POUNDS PER SQUARE INCH
CLOSING PRESSURE SETTING 39.0 POUNDS PER SQUARE INCH NOMINAL
VALVE TRAVEL DISTANCE 0.197 INCHES NOMINAL
FLOW CONTROL DEVICE CHOKE
DISTANCE ACROSS FLATS 1.750 INCHES NOMINAL
OVERALL HEIGHT 2.625 INCHES NOMINAL
THREAD SIZE AND SERIES/TYPE DESIGNATOR 1-1/2-18 UNEF
THREAD DIRECTION RIGHT-HAND
INSIDE MOUNTING SURFACE TO VALVE SEAT DISTANCE 2.120 INCHES
ACCESSORY COMPONENTS AND QUANTITY GASKET,MTG

Restrictions/Controls & Freight Information | NSN 6685-00-527-6545

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
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.
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
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 657 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6685-00-527-6545

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each