4730-00-038-7015 NUT,TUBE COUPLING Index 4820-00-038-7019 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-038-7018

Federal Supply Class:
4820

National Item Identification Number:
000387018

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:
2031801343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
2031815187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
MIL-DTL-2433281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILV2433281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILV24332GRB1 1-2 250-15-30F03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+15.0 TO 30.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.938 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SPRING
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA276,TYPE303 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA276,TYPE303 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 BODY
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP70.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER5.620 INCHES ALL ENDS
NOMINAL THICKNESS0.812 INCHES ALL ENDS
NONDEFINITIVE SPEC/STD DATAB GRADE
OPENING PRESSURE SETTING30.0 POUNDS PER SQUARE INCH
RENEWABLE SEAT RING TYPETHREADED
STYLE DESIGNATORANGLE
TEST DATA DOCUMENT81349-MIL-S-901 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE10.0 GALLONS PER MINUTE


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