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National Stock Number:
4820-01-310-6512
Federal Supply Class:
4820
National Item Identification Number:
013106512
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.
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Manufacturer Information:
| 920G172 | 1NB39 | DOVER RESOURCES INC DIV NORRISEAL | | 920G172 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | R285A-147AA-1AM/920 G172 4IN | 1NB39 | DOVER RESOURCES INC DIV NORRISEAL | | R285A-147AA-1AM/920 G172 4IN | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A395 ALLOY 60-40-18 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B148 ALLOY 958 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | | MATERIAL | COPPER ALLOY 958 FLOW CONTROL DEVICE | | MATERIAL | IRON CAST UNS F32800 BODY | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING | | MATERIAL | STEEL CORROSION RESISTING STEM | | STYLE DESIGNATOR | STRAIGHT THRU | | SPECIAL FEATURES | STANDARD ON-OFF HANDLE WITH 1JS TOPWORKS | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 4.000 INCHES |
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