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In reducing cam and groove couplings, the coupler is the first size in the part number (i.e., a 4030-DA-AL is a 4" coupler to a 3" adapter).

Couplers are supplied standard with a Buna-N gasket, other gasket types are available.
Unit of Measure

Specifications

Size

 N/A 6 x 5 in

Material

 N/A Aluminum

Type

 N/A Coupler x Adapter