4820-01-260-6927 VALVE,SAFETY RELIEF Index 4820-01-260-6929 VALVE,BUTTERFLY

National Stock Number:
4820-01-260-6928

Federal Supply Class:
4820

National Item Identification Number:
012606928

Description:
VALVE,BUTTERFLY

Detail:
A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.


Manufacturer Information:
8" R3030-643A1NB39DOVER RESOURCES INC DIV NORRISEAL
8" R3030-643A91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
8" R3030-643A1NB39DOVER RESOURCES INC DIV NORRISEAL
8' R3030-643A1NB39DOVER RESOURCES INC DIV NORRISEAL
8' R3030-643A91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
8" R3030-643A91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
920K0961NB39DOVER RESOURCES INC DIV NORRISEAL
BFV 200WP-8R303064AA-1J1NB39DOVER RESOURCES INC DIV NORRISEAL
920-09691363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
920K09691363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
920K9691363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B148 ALLOY 9C ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 COMP A OR E FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 BODY
MATERIALCOPPER ALLOY 954 SEAT
MATERIALNICKEL ALLOY 400 STEM
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE
SPECIAL FEATURESLIMITORQUE ADAPTER P/N 51610A468
VALVE OPERATION METHODMANUAL
VALVE SIZE8.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU


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