8415-00-851-0157 GLOVES,CHEMICAL AND OIL PROTECTI Index 7690-00-851-0172 DECAL

National Stock Number:
4820-00-851-0158

Federal Supply Class:
4820

National Item Identification Number:
008510158

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:
112314959CRANE CO DIV VALVE DIV
VAL112360532TRANE U.S. INC.


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALIRON CAST BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY SEAT
COPPER ALLOY STEM
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP200.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE 1ST END
THREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND END
FLANGE SHAPEROUND WITH HOLES 1ST END
NOMINAL OUTSIDE DIAMETER8.000 INCHES 1ST END
BOLT HOLE QUANTITY8 1ST END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES 1ST END
BOLT CIRCLE NOMINAL DIAMETER6.625 INCHES 1ST END
FLANGE FACE DESIGNRAISED STRAIGHT 1ST END
RAISED FACE NOMINAL HEIGHT0.062 INCHES 1ST END
RAISED FACE NOMINAL DIAMETER4.250 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED3.000 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 2ND END
NOMINAL THREAD SIZE3.000 INCHES 2ND END
THREAD QUANTITY PER INCH8 2ND END
THREAD DIRECTIONRIGHT-HAND 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODBOLTED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING23.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE10.0 TO 300.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY NOMINAL OPENING SIZE,THD AND PIPE SIZE,AND OPENING PRESSURE SETTING
THE MANUFACTURERS DATA
MANUFACTURERS CODE14959
DESIGN CONTROL REFERENCE1123


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