4820-01-312-6710, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-312-6710

Federal Supply Class:
4820

National Item Identification Number:
013126710

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:

2037501E0075	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
2037501E0075	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
HCA1 3/4IN 51T100PSI SET 75PSI	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP473 51T100PSI SET 75PSI	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
HCA1 3/4IN 51T100PSI SET 75PSI	75954	KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
HFD1 3/4IN 51T1	75954	KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP473 51T100PSI SET 75PSI	75954	KUNKLE INDUSTRIES INC LONERGAN VALVE DIV

Techincal Specification:

BONNET TYPE	INSIDE SPRING
BONNET ATTACHMENT METHOD	UNION
CONNECTION STYLE	PLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHOD	SPRING
FLOW CONTROL DEVICE	DISK
OPERATING PRESSURE	2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL	STEEL BODY
MATERIAL	STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIAL	STEEL CORROSION RESISTING SEAT
MATERIAL	STEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP	400.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL THREAD SIZE	0.750 INCHES SECOND END
NOMINAL THREAD SIZE	1.000 INCHES FIRST END
OPENING PRESSURE SETTING	75.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHOD	AUTOMATIC
STYLE DESIGNATOR	ANGLE
THREAD DIRECTION	RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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