4820-01-172-0459 VALVE,CHECK Index 2520-01-172-0461 AXLE ASSEMBLY,AUTOMOTIVE,DRIVING

National Stock Number:
4820-01-172-0460

Federal Supply Class:
4820

National Item Identification Number:
011720460

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:
R10AL3L3AM-BM3 AND D4918834889HUNT VALVE COMPANY INC
R10AL3L3AM-BM3 AND D5052211859HUNT VALVE COMPANY, INC.
R10AL3L3AM-BM3 AND D5052234889HUNT VALVE COMPANY INC


Techincal Specification:
BOLT HOLE NOMINAL DIAMETER0.688 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
CRITICALITY CODE JUSTIFICATIONFEAT
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 LEVER
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER6.625 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC OR MANUAL
VALVE SIZE3.000 INCHES


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