12858-15, Head, PTFE, 60mm, 4 neck, 1/2in center, (3)1/2in
60mm PTFE heads allow for various combinations of jointed and/or compression fitting openings as well as the ability to plug unused openings. For use with any Schott-style, o-ring grooved flanged reaction vessels such as Ace codes 6391, 6521, 6522, 6523, 6524 and 6526. For fittings, see Ace codes 12866, 12867, 12869 and 12871.
