ST072030BR30SJ - 3" Carbon Steel Raised Face Eaton Model 72SJ Simplex Basket StrainerST072030BR30SJ is a 3" carbon steel Eaton model 72SJ strainer. With the classic 72 simplex basket design, this strainer is designed with a large basket capacity, quick open cover, and machined basket seats. What makes the 72SJ really special is the welded steam jacket that sits on top of the vessel body. This area is for hot steam or liquid to circulate, keeping media warm. 1 2" NPT steam connections allow you to pump in up to 100 PSI of steam