4820-01-181-1883, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-181-1883

Federal Supply Class:
4820

National Item Identification Number:
011811883

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:

1751	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
1751	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
20092C51M	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
E8524C51B	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
E8524C51M	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20092C51M	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
E8524C51M	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP

Techincal Specification:

ADJUSTABLE PRESSURE RANGE	+15.0 TO 19.0 POUNDS PER SQUARE INCH
CONNECTION STYLE	SOCKET WITH BRAZING RING ALL ENDS
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICE	DISK
OPERATING PRESSURE	400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL	COPPER ALLOY BODY
MATERIAL	STEEL COMP 316 STEM
MAXIMUM OPERATING TEMP	150.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED	0.250 INCHES ALL ENDS
SPECIAL FEATURES	SPRING NUMBER: 75C
VALVE OPERATION METHOD	AUTOMATIC
STYLE DESIGNATOR	ANGLE

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