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
Print Back
In reducing couplings, the cam and groove end is the first size given in the part number. (i.e., a 4030-B-AL is a 4" coupler to a 3" male NPT).

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

Specifications

Size

 N/A 3 x 4 in

Material

 N/A Aluminum

Opt Qty

 N/A 10

Type

 N/A Female Coupler x Male NPT