In reducing cam and groove couplings, the coupler is the first size in the part number; (i.e., a ADA4030 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 4 x 2 in

Material

N/A 316 Stainless Steel

Type

N/A Coupler x Adapter

Notes

N/A Parts are produced as a welded fabrication.