Hex Head Cap 1/8 in Nominal Pipe Size Stainless Steel Bright 316L Female NPT 3/4 in Overall Length 6 400 psi Maximum Operating Pressure -425 Degrees to 1200 Degrees F Plug Construction Solid Plug Drive Style 9/16 in Hex Includes Pre-Applied Thread Sealant No Includes Seal No 1/9 in -27 Magnetic No