4820-01-368-1772, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-368-1772

Federal Supply Class:
4820

National Item Identification Number:
013681772

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:

202343941SS	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
202343941SS	15187	EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
D44UU-01H-1/2-3/4	5P967	DANTE VALVE COMPANY
D44UU-01H-1/2-3/4	65079	DANCO VALVE COMPANY
D44UU-01 1/2X3/4	65079	DANCO VALVE COMPANY

Techincal Specification:

STYLE DESIGNATOR	ANGLE
VALVE OPERATION METHOD	AUTOMATIC
MATERIAL	BRONZE BODY
	COPPER ALLOY FLOW CONTROL DEVICE
	STEEL CORROSION RESISTING SEAT
	STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATION	AASTM B16 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
	AISI 304 ASSN STD SINGLE MATERIAL RESPONSE SEAT
	AISI 303 ASSN STD SINGLE MATERIAL RESPONSE STEM
MAXIMUM OPERATING PRESSURE	440.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	165.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	SOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES ALL ENDS
DISK LOADING METHOD	SPRING
ADJUSTABLE PRESSURE RANGE	45.0 TO 57.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY	2 TAILPIECE
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATION	FEAT

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