Hex Head Plug 1/8 in Nominal Pipe Size Stainless Steel Bright 316L Male NPT 9/16 in Overall Length 9 100 psi Maximum Operating Pressure -425 Degrees to 1200 Degrees F Plug Construction Solid Plug Drive Style 7/16 in Hex Includes Pre-Applied Thread Sealant No Includes Seal No 1/8 in -27 Magnetic No