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National Stock Number:
4820-01-212-9970
Federal Supply Class:
4820
National Item Identification Number:
012129970
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:
| 2-5 R2030-64AA-2EMON | 1NB39 | DOVER RESOURCES INC DIV NORRISEAL | | 2-5 R2030-64AA-2EMON | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | 911D511 | 1NB39 | DOVER RESOURCES INC DIV NORRISEAL | | 911D511 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | 911-511 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 922 BODY | | NICKEL ALLOY FLOW CONTROL DEVICE | | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING | | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT | | NICKEL ALLOY 400 STEM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM 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 DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | MANUAL | | MOUNTING FACILITY | WAFER | | SPECIAL FEATURES | VALVE SIZE 2.500 IN. |
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