5950-00-273-9425 TRANSFORMER,POTENTIAL Index 4820-00-273-9432 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-273-9431

Federal Supply Class:
4820

National Item Identification Number:
002739431

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:
1-1/4IN LL3110B01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
1-1/4IN LL3110B15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP40501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP40515187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP40575954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
1-1/4IN LL3110B75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-867,CLASS3 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.000 INCHES
VALVE SIZE1.250 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP650.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER4.500 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.375 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
RENEWABLE SEAT RING TYPETHREADED
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODUNION
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE51.0 TO 70.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE


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