Product Details | TEMPERATURE REGULATING VALVE

4820-01-558-7834 A self-acting valve designed for controlling, by means of a thermostatic element, the flow of liquids or gases therethrough. The thermostatic element is located in liquid or gas whose temperature is controlled by the heat of the liquid or gas flowing through the valve. See also VALVE, RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: 407567, 40756-7, 40756701, 40756-701, 4820-01-558-7834, 01-558-7834, 4820015587834, 015587834

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 NOV 2007 01-558-7834

Drawings & Photos | NSN 4820-01-558-7834


Demand History | NSN 4820-01-558-7834

Part Number Request Date QTY Origin
4820-01-558-7834 2015-04-97 2 us

Cross Reference | NSN 4820-01-558-7834

Part Number Cage Code Manufacturer
40756-7 55378 TRAC REGULATORS INC
40756-701 55378 TRAC REGULATORS INC

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Technical Data | NSN 4820-01-558-7834

Characteristic Specifications
BODY MATERIAL BRASS, QQ-B-626, ALLOY 360, 1/2H AND BRONZE, ASTM B61
SEAT MATERIAL BRONZE, ASTM B61
STEM MATERIAL NICKEL-COPPER ALLOY, QQ-N-281, CLASS B
PACKING MATERIAL PLASTIC, TETRAFLUOROETHYLENE
VALVE SIZE 2.000 INCHES
FLOW CONTROL DEVICE PISTON, SPRING LOADED
END CONNECTION QUANTITY 3
BODY STYLE A2 TEE
FACE TO FACE DISTANCE 7.438 INCHES MINIMUM AND 7.562 INCHES MAXIMUM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 4.688 INCHES MINIMUM AND 4.812 INCHES MAXIMUM
BULB LENGTH 12.500 INCHES NOMINAL
BULB DIAMETER 1.000 INCHES NOMINAL
TEMP ADJUSTABILITY ADJUSTABLE
MAXIMUM INLET PRESSURE RATING 425.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES MEETS ALL HI-SHOCK REQUIREMENTS PER MIL-S-901C; DRY WT IS 31 LBS; FLANGES FOR MIXING SERVICES MARKED A-PORT AS OUTLET, B-PORT AS HOT-INLET AND C-PORT AS COLD-INLET; FLANGES FOR DIVERTING SERVICES MARKED A-PORT AS INLET, B-PORT AS BYPASS AND C-PORT AS COOLER

Restrictions/Controls & Freight Information | NSN 4820-01-558-7834

Category Code Description
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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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
No Freight Information