4820-01-086-2834, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-086-2834

Federal Supply Class:
4820

National Item Identification Number:
010862834

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:

20031	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20031	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
20031-3-4X3-4 51T70PSI	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20031G91M	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20031-3-4X3-4 51T70PSI	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
20031A01S0051	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
20031G91M	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP

Techincal Specification:

STYLE DESIGNATOR	ANGLE
VALVE OPERATION METHOD	AUTOMATIC
MATERIAL	COPPER ALLOY BODY
	COPPER ALLOY FLOW CONTROL DEVICE
	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
	COPPER ALLOY SEAT
	COPPER ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
	QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICE	DISK
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	SOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED	0.750 INCHES ALL ENDS
BONNET TYPE	INSIDE SPRING
BONNET ATTACHMENT METHOD	BOLTED
DISK LOADING METHOD	SPRING
ADJUSTABLE PRESSURE RANGE	51.0 TO 70.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY	2 BRAZING RING

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