4820-01-420-5003 VALVE,BUTTERFLY Index 4820-01-420-5005 SEAT,VALVE

National Stock Number:
4820-01-420-5004

Federal Supply Class:
4820

National Item Identification Number:
014205004

Description:
VALVE,SAFETY RELIEF

Detail:
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.


Manufacturer Information:
157A PLC-1173699565ADMIRAL VALVE LLC
157A PLC-11736 3300PSI99565ADMIRAL VALVE LLC
PLC-1173699565ADMIRAL VALVE LLC


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY 957 BODY
STEEL FLOW CONTROL DEVICE
STEEL COMP 304 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-24480 MIL SPEC SINGLE MATERIAL RESPONSE BODY
AISI 304 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MAXIMUM OPERATING PRESSURE6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
POWER DRIVE OPERATING PRESSURE3300.0 POUNDS PER SQUARE INCH NOMINAL
CONNECTION TYPEBUTT WELD TUBE ALL ENDS
CONNECTION STYLESOCKET (TUBE) ALL ENDS
NOMINAL OUTSIDE DIAMETER2.372 INCHES 1ST END
4.315 INCHES 2ND END
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING3300.0 POUNDS PER SQUARE INCH


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