4820-01-422-2652, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-422-2652

Federal Supply Class:
4820

National Item Identification Number:
014222652

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:

SW134	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
SW134B01E3350	01343	ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
SW134B01E3350L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SW134L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG

Techincal Specification:

STYLE DESIGNATOR	ANGLE
VALVE OPERATION METHOD	MANUAL
MATERIAL	STEEL CORROSION RESISTING BODY
	NICKEL ALLOY FLOW CONTROL DEVICE
	STEEL COMP 303 SEAT
	STEEL COMP 303 STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A351 ASSN STD SINGLE MATERIAL RESPONSE BODY
	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICE	DISK
MAXIMUM OPERATING PRESSURE	3350.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED	0.250 INCHES ALL ENDS
FURNISHED ITEMS AND QUANTITY	2 TAILPIECE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
CRITICALITY CODE JUSTIFICATION	ZZZY
THE MANUFACTURERS DATA
MANUFACTURERS CODE	01343
DESIGN CONTROL REFERENCE	SW134B01E3350

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