5945-00-552-3506 RELAY,THERMAL Index 5945-00-552-3510 RELAY,ELECTROMAGNETIC

National Stock Number:
4820-00-552-3508

Federal Supply Class:
4820

National Item Identification Number:
005523508

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:
4M4F-RH4A-BN-T-SS-K154939PARKER-HANNIFIN CORP
631B-4-1/4-209990PARKER-HANNIFIN CORPORATION
631B4 1-4 286768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY 360 BODY
STEEL COMP 416 FLOW CONTROL DEVICE
COPPER ALLOY 360 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE BODY
FED STD 66,COMP 416 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-B-626,ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE SEAT
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDACETYLENE 1ST RESPONSE
AIR 2ND RESPONSE
FUEL/OIL, HYDROCARBON 3RD RESPONSE
MAXIMUM OPERATING PRESSURE3100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP225.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
PLAIN (PIPE) 2ND END
THREAD SERIES DESIGNATORANPT 1ST END
ANPT 2ND END
NOMINAL THREAD SIZE0.250 INCHES 1ST END
0.250 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING200.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURESTHE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET


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