Hollow Hex Head Plug M42 x 2 in Nominal Pipe Size Carbon Steel Zinc-Plated Male Metric 22 mm Outside Diameter 7/8 in Overall Length 630 bar Maximum Operating Pressure -104 Degrees to 482 Degrees F Includes Pre-Applied Thread Sealant No Includes Seal Yes Seal Material Nitrile M42 x 2 x 2.00 Magnetic Yes