Dunham Rubber & Belting Corporation
Dunham Rubber & Belting Corporation
682 Commerce Parkway West Drive, Greenwood, IN 46143
Toll Free: 800.876.5340
Tel: 317.888.3002
Fax: 317.888.2335
Email: mail@dunhamrubber.com
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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.
Boss-Lock Reducing Cam and Groove coupler x adapter AL
Unit of Measure
1 

Item #

Size

Material

List Price

RDA2030BL N/A 2 x 3 in N/A 316 Stainless Steel QUOTE
ADA2030 N/A 2 x 3 in N/A Aluminum QUOTE
ADA2520 N/A 2-1/2 x 2 in N/A Aluminum QUOTE
ADA2530 N/A 2-1/2 x 3 in N/A Aluminum QUOTE
RDA3020BL N/A 3 x 2 in N/A 316 Stainless Steel QUOTE
ADA3020 N/A 3 x 2 in N/A Aluminum QUOTE
RDA3040BL N/A 3 x 4 in N/A 316 Stainless Steel QUOTE
ADA3040 N/A 3 x 4 in N/A Aluminum QUOTE
ADA4020 N/A 4 x 2 in N/A Aluminum QUOTE
RDA4020BL N/A 4 x 2 in N/A 316 Stainless Steel QUOTE
RDA4030BL N/A 4 x 3 in N/A 316 Stainless Steel QUOTE
ADA4030 N/A 4 x 3 in N/A Aluminum QUOTE
ADA6040 N/A 6 x 4 in N/A Aluminum QUOTE
ADA8060 N/A 8 x 6 in N/A Aluminum QUOTE
Unit of Measure
1