Product Details | THERMOSTATIC TEMPERATURE REGULATOR

4820-01-047-5395 A self sensored actuating regulator designed to automatically regulate the flow of liquid or steam through a valve to maintain a predetermined temperature. Designed to close or open a valve when a change in temperature is detected to avoid overheating of controlled unit. Valve body not included. See also REGULATOR (1), TEMPERATURE AND PRESSURE.

Part Alternates: 40175, 50154, 5015404, 50154-04, 4820-01-047-5395, 01-047-5395, 4820010475395, 010475395

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 09 SEP 1977 01-047-5395

Drawings & Photos | NSN 4820-01-047-5395


Demand History | NSN 4820-01-047-5395

Part Number Request Date QTY Origin
50154-04 2025-08-230 3 DIBBS
50154-04 2025-08-219 3 DIBBS
50154-04 2024-04-116 2 DIBBS
50154-04 2020-01-02 5 DIBBS
4820-01-047-5395 2017-07-198 4 DIBBS
4820-01-047-5395 2017-03-89 4 DIBBS
4820-01-047-5395 2015-05-126 7 DIBBS
4820-01-047-5395 2013-04-98 7 DIBBS
4820-01-047-5395 2011-11-307 2 DIBBS
4820-01-047-5395 2011-05-136 1 DIBBS
4820-01-047-5395 2011-02-34 1 DIBBS
4820-01-047-5395 2009-01-08 2 DIBBS
50 2008-09-255 20 Argentina

Cross Reference | NSN 4820-01-047-5395

Part Number Cage Code Manufacturer
40175 55378 TRAC REGULATORS INC
50,154 55378 TRAC REGULATORS INC
50154-04 55378 TRAC REGULATORS INC

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Technical Data | NSN 4820-01-047-5395

Characteristic Specifications
THERMOSTAT TYPE BELLOWS
USAGE DESIGN CONTROL VALVE FLOW
OPERATING TEMP RATING 80.0 DEG FAHRENHEIT MINIMUM AND 120.0 DEG FAHRENHEIT MAXIMUM
CAPILLARY TUBE LENGTH 144.000 INCHES NOMINAL
BULB LENGTH 12.000 INCHES NOMINAL
BULB DIAMETER 1.000 INCHES NOMINAL
VALVE SIZE FOR WHICH DESIGNED 2.000 INCHES
III END ITEM IDENTIFICATION TRAC REGULATOR;STYLE B 3-WAY TEMPERATURE REGULATING VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-047-5395

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: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
Less than truck load rating J 100.2
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-01-047-5395

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each