BB31B, 3 INCH Horizontal Pipe - Side Base with Cable Holder
A cast bronze dual threaded base for mounting air terminals on the side of horizontal pipes or railings up to 3 in. (7.62 cm) OD. 2-way bolt pressure cable holder fits cables up to 4/0. Stainless steel bolts, nuts, washers. 4-1/2 x 5-1/2 x 1-1/2 in. (11.4 x 14 x 3.8 cm); approximately 1 lb.15 oz. (879 g). Use suffix 3/8, 1/2 or 5/8 inch to denote air terminal thread size.