4820-01-259-2209 VALVE,SAFETY RELIEF Index 4820-01-259-2211 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-259-2210

Federal Supply Class:
4820

National Item Identification Number:
012592210

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:
16977-F72352CURTISS-WRIGHT FLOW CONTROL CORPORATION
16977-F 1 1-2 H 372352CURTISS-WRIGHT FLOW CONTROL CORPORATION
26HB10L-12072352CURTISS-WRIGHT FLOW CONTROL CORPORATION


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+46.0 TO 50.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.875 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SPRING
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.875 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL COMP 316 PACKING
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING TEMP75.0 FAHRENHEIT 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER5.000 INCHES ALL ENDS
NOMINAL THICKNESS0.562 INCHES ALL ENDS
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES1 PIPE PLUG (BODY) 1/2INCH NPT VENT
RAISED FACE NOMINAL DIAMETER2.875 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.688 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.125 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.500 INCHES


Click here to Register for Free 30-day Trial