4820-01-209-0275 VALVE,SAFETY RELIEF Index 4820-01-209-0277 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-209-0276

Federal Supply Class:
4820

National Item Identification Number:
012090276

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:
LL2124-C 101 T075954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
LL2124-C 101 T1415187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
LL2124-C 101 T140 PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
LL2124-C 101 T140 PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP-23301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-23375954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP-233-101 T14015187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP-233-101 T140 PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-233-101 T140 PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+101.0 TO 140.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.375 INCHES ALL ENDS
BONNET ATTACHMENT METHODUNION
BONNET TYPEINSIDE SPRING
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.750 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY STEM
MATERIALNICKEL ALLOY SEAT
MAXIMUM OPERATING PRESSURE140.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.500 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.250 INCHES


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