5365-00-814-3089 SPACER,SPECIAL Index 4820-00-814-3106 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-814-3098

Federal Supply Class:
4820

National Item Identification Number:
008143098

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:
3-4IPSWLIFTLEVER56023DELAVAN VOLUNTEER FIRE DEPT
C473301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
K2VALVE01653WEAR-EVER ALUMINUM INC
MILV2006581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+35.0 TO 59.0 POUNDS PER SQUARE INCH
CONNECTION TYPETHREADED EXTERNAL PIPE 2ND END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (PIPE) 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY SEAT
MAXIMUM OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SIZE 3/4 IN.
STYLE DESIGNATORANGLE
SURFACE TREATMENTCHROMIUM
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORNPT 2ND END
THREAD QUANTITY PER INCH14 1ST END
THREAD QUANTITY PER INCH14 2ND END
VALVE OPERATION METHODAUTOMATIC OR MANUAL


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