4820-01-191-8286 VALVE,CHECK Index 4820-01-191-8288 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-191-8287

Federal Supply Class:
4820

National Item Identification Number:
011918287

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:
DB-20L NMP-1065 182T212PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
DB20LNMP1065-180-20775954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
UB1NCPN17CKLM5P967DANTE VALVE COMPANY
UB1NCPN17CKLM65079DANCO VALVE COMPANY
DNBT60FF3L465079DANCO VALVE COMPANY
NMP-106575954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
UB2NCPN17CKLM5P967DANTE VALVE COMPANY


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.500 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE6.125 INCHES
VALVE SIZE3.000 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE285.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP100.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER9.000 INCHES 1ST END
8.250 INCHES 2ND END
NOMINAL THICKNESS0.938 INCHES 1ST END
1.125 INCHES 2ND END
BOLT HOLE QUANTITY8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES 1ST END
0.750 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES 1ST END
6.625 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER6.188 INCHES 1ST END
5.000 INCHES 2ND END
ADJUSTABLE PRESSURE RANGE180.0 TO 207.0 POUNDS PER SQUARE INCH


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