Square Head Plug 1 in Nominal Pipe Size Stainless Steel 316 Class Class 150 Male BSPT 1 in Outside Diameter 1 1/4 in Overall Length 150 psi Maximum Operating Pressure 150 psi Max Steam Pressure 0 Degrees to 360 Degrees F Plug Construction Cored Includes Pre-Applied Thread Sealant No Includes Seal No Magnetic No