4730-00-552-3496 ELBOW,TUBE TO HOSE Index 5945-00-552-3505 RELAY,THERMAL

National Stock Number:
4820-00-552-3498

Federal Supply Class:
4820

National Item Identification Number:
005523498

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:
645B-6-12-T09990PARKER-HANNIFIN CORPORATION
645B-6-12-T0XWR4UNITED DYNAMICS, INC
645B6-12T86768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+430.0 TO 650.0 POUNDS PER SQUARE INCH
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL COMP 303 AND PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MATERIALSTEEL COMP 303 BODY
MATERIALSTEEL COMP 303 SEAT
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES ALL ENDS
NOMINAL THREAD SIZE1.062 INCHES ALL ENDS
OPENING PRESSURE SETTING550.0 POUNDS PER SQUARE INCH
STYLE DESIGNATORANGLE
SURFACE TREATMENTPASSIVATE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS3B ALL ENDS
THREAD SERIES DESIGNATORUNJ ALL ENDS
THREAD QUANTITY PER INCH12 ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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