Hex Head Plug 3 in Nominal Pipe Size PVC Schedule 80 Male NPT For Pipe Schedule 80 3 7/16 in Outside Diameter 1 15/16 in Overall Length 185 psi @ 73 Degrees F Maximum Operating Pressure 0 Degrees to 140 Degrees F Plug Construction Cored Plug Drive Style Hex Includes Pre-Applied Thread Sealant No Includes Seal No 3 In.-8 Gray