Male Adapter PVC Schedule 80 For Pipe Schedule 80 4 in Female Socket 5 3/16 in 4 in Male NPT 4 3/8 in 8 Includes Seal No For Pipe Outside Diameter 4 in 4 3/8 in Overall Length 160 psi @ 73 Degrees F Maximum Operating Pressure 32 Degrees to 140 Degrees F