4820-01-221-2048 VALVE,SAFETY RELIEF Index 4820-01-221-2051 VALVE,BUTTERFLY

National Stock Number:
4820-01-221-2049

Federal Supply Class:
4820

National Item Identification Number:
012212049

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:
3,129,40480064NAVAL SHIP SYSTEMS COMMAND
3,129,404 5T10PSI80064NAVAL SHIP SYSTEMS COMMAND
L-3210-B NMP-320 5T10PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-32001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
L-3210-B NMP-320 5T10PSI15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
L-3210-B NMP-320 5T10PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP-32075954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
STEEL CORROSION RESISTING STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.000 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.000 INCHES
VALVE SIZE2.500 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
STEAM 2ND RESPONSE
WATER, FRESH 3RD RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
150.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP650.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER6.125 INCHES ALL ENDS
NOMINAL THICKNESS0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER5.000 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER4.000 INCHES ALL ENDS
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODUNION
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE5.0 TO 10.0 POUNDS PER SQUARE INCH


Click here to Register for Free 30-day Trial