Grinnell® End Coupling, Plain, Series: 909, Coupling Fitting/Connector Type, 2-1/2 in Nominal Size, Grooved, 3.31 in Thickness, SCH 40/STD, 600 psi, Casting, Ductile Iron, Painted, Orange, Industry Standards: ASTM A536, 4.17 in H x 6.25 in W
The GRINNELL Plain End Coupling utilizes hardened gripping teeth to securely grip onto plain and beveled end pipe surfaces. It is capable of pressures up to 750 psi (51,7 bar)depending on pipe size and wall thickness. The Figure 909 Plain End Coupling is designed for Schedule 40 steel pipe and is not for use with steel pipe with a Brinnell hardness greater than 150, plastic, cast or ductile iron pipes. Contact TYCO Fire Protection Products for recommendations on other materials and pipe schedules.