4820-01-167-9067 VALVE,SAFETY RELIEF Index 5915-01-167-9069 FILTER,RADIO FREQUENCY INTERFERE

National Stock Number:
4820-01-167-9068

Federal Supply Class:
4820

National Item Identification Number:
011679068

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:
2.5IN-M2030-423A-2E1NB39DOVER RESOURCES INC DIV NORRISEAL
2.5IN-M2030-423A-2E91363NORRISEAL NORRIS VALUES DIV DBA DOVER CO
911D5381NB39DOVER RESOURCES INC DIV NORRISEAL
911D53891363NORRISEAL NORRIS VALUES DIV DBA DOVER CO


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY SEAT
STEEL COMP 316 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
ASTM B148 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
ASTM B148 ASSN STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP350.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
SPECIAL FEATURESREPLACEABLE METAL LINER; WITH TYPE 2E WATERPROOF WORM AND GEAR MANUAL OPERATOR CONSISTING OF BRONZE CASE AND COVER,BRONZE SECTOR GEAR,AND STAINLESS STEEL SHAFT


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