4820-01-233-4772 VALVE,CHECK Index 5930-01-233-4774 SWITCH,CODE INDICATING WHEEL

National Stock Number:
4820-01-233-4773

Federal Supply Class:
4820

National Item Identification Number:
012334773

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:
9167720BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
91677282328DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE
A-550982328DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE
H-820582328DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE
916772830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
9167728FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
H-8205 ITEM 5960BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
VBF-6RWS23724RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO.
H-8205 ITEM 59682328DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE
H-8205 ITEM 596830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
H-8205 ITEM 5968FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+30.0 TO 100.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.875 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.750 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEPISTON
MATERIALCOPPER ALLOY BODY
NOMINAL OUTSIDE DIAMETER5.250 INCHES ALL ENDS
NOMINAL THICKNESS0.750 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.500 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.750 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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