4820-01-057-6791 VALVE,GLOBE Index 4820-01-057-6793 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-057-6792

Federal Supply Class:
4820

National Item Identification Number:
010576792

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:
5349T-2PP(L)-450091816CIRCOR AEROSPACE, INC.
639AS1366-130003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
PLASTIC POLYCHLOROTRIFLUOROETHYLENE FLOW CONTROL DEVICE
STEEL SEAT
STEEL STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE BODY
L-P-385,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE SEAT
QQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
GAS, NATURAL 2ND RESPONSE
HELIUM 3RD RESPONSE
OIL, HYDRAULIC 4TH RESPONSE
NITROGEN, GASEOUS 5TH RESPONSE
MAXIMUM OPERATING PRESSURE10500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE500.0 CUBIC FEET PER MINUTE
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE3890.0 TO 7500.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 LOCKING DEVICE


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