Grinnell Fire Rigid Coupling, Series: 772, Fitting/Connector Type: Coupling, 3 in Nominal, Grooved, 1.9 in Thickness, 750 psi, Ductile Iron, Orange Painted, Orange, 6.93 in W x 4.6 in H
The GRINNELL Figure 772 Grooved Rigid Coupling provides a rigid joint by firmly gripping along the circumference of the pipe grooves. An economical alternative to welding, threading or using flanges.