Cap 3/8 in Nominal Pipe Size Iron Galvanized BS EN 1562 Class Class 150 For Pipe Schedule 40 FBSPT 1 in Outside Diameter 15/16 in Overall Length 150 psi Maximum Operating Pressure 290 psi Max Steam Pressure -5 Degrees F to 570 Degrees F Includes Pre-Applied Thread Sealant No Includes Seal No 19 3/8-19 Magnetic No Silver