Aluminum Guillemin Coupling, Reducing With Locking Ring Size: DN50 X 40 to DN100 X 80 Material: Aluminum alloy Gasket: NBR Aluminum Guillemin Coupling, Reducing With Locking Ring DNSizePart#50 X 402'' X 1-1/2'' XC13665 X 402-1/2'' X 1-1/2'' XC13765 X 502-1/2'' X 2'' XC13880 X 40 3'' X 1-1/2'' XC13980 X 50 3'' X 2'' XC14080 X 65 3'' X 2-1/2'' XC141100 X 40 4'' X 1-1/2'' XC142100 X 50 4'' X 2'' ...
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