Product Details | SAFETY RELIEF VALVE

4820-01-425-7492 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: 336543CL1, 4820-01-425-7492, 01-425-7492, 4820014257492, 014257492

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 27 FEB 1996 01-425-7492

Drawings & Photos | NSN 4820-01-425-7492


Cross Reference | NSN 4820-01-425-7492

Part Number Cage Code Manufacturer
336543CL1 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4820-01-425-7492

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING BODY STEEL CORROSION RESISTING SEAT STEEL CORROSION RESISTING STEM
STYLE DESIGNATOR C6 STRAIGHT THRU
FLOW CONTROL DEVICE NEEDLE OR STEM OR DISK
VALVE OPERATION METHOD AUTOMATIC
RENEWABLE SEAT RING TYPE PRESSED-IN
BONNET TYPE INSIDE SCREW
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-01-425-7492

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