Heavy duty cast brass couplings are made from 85/15 cast red brass, one grade, conforming to Spec. WWC-621-G, Type A, Styles 1 and 2; and WWWC-624-E, Type III, Styles 7 and 8.
- Ball bearing swivels in all larger couplings, 3"(76mm) diameter and above
- Red brass expansion rings are more dependable than the yellow brass rings commonly supplied by our competitors. Corrosion resistant to the electrolysis caused by dissimilar metals.
- Less lead concentration. Our red brass contains 15% lead, yellow brass contains 30% lead.
- Two rocker lugs on male and swivel. Pin lugs available on specific items.
- Available in sizes 1½"(38mm), 1¾"(44mm) x 1½"(38mm) reducers, 2"(51mm), 2½"(64mm), 3"(76mm), 3"(76mm) x 2½"(64mm) reducers, 3½"(89mm) x 3"(76mm) reducers, 4"(102mm).
