6685-00-115-8659 CONTROL,DOUBLE ACTING Index 6685-00-115-8661 VALVE

National Stock Number:
4820-00-115-8660

Federal Supply Class:
4820

National Item Identification Number:
001158660

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:
152416859CRANE CO


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODHYDRAULIC
MATERIALCOPPER ALLOY BODY
COPPER ALLOY AND
RUBBER FLOW CONTROL DEVICE
COPPER ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE AND
MIL-R-15624,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE SEAT
FLOW CONTROL DEVICEDISK
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
THREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
PLAIN,OPTIONAL END(PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD QUANTITY PER INCH14 1ST END
14 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING0.70 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURESDESIGNED FOR FRESH WATER


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