4820-01-273-1284 VALVE,BUTTERFLY Index 4820-01-273-1286 VALVE,BUTTERFLY

National Stock Number:
4820-01-273-1285

Federal Supply Class:
4820

National Item Identification Number:
012731285

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:
2 1/2" R2030-64BB-1FM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
2 1/2" R2030-64BB-1FM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
2 1/2' R2030-64BB-1FM91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911-54491363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911D54491363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY FLOW CONTROL DEVICE
RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM PACKING
RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM SEAT
NICKEL ALLOY 400 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
QQ-N-288 COMP A OR E FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM B164 CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATORSTRAIGHT THRU
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
BUTTERFLY VALVE SIZE2.500 INCHES
MOUNTING FACILITYWAFER
SPECIAL FEATURESMARINE TRIM THROTTLING HANDLE. NON-SPARKING FOR FUEL SERVICE.


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