Coupling, PVC, Schedule 80, For Pipe Schedule 80, 8 in, Female, Socket, 9 3/4 in, 8 in, Female, Socket, 9 3/4 in, Includes Seal No, For Pipe Outside Diameter 8 in, 8 3/8 in Overall Length, 250 psi @ 73 Degrees F Maximum Operating Pressure, 32 Degrees to 140 Degrees F