High Pressure Brass Ball Valves With Recommended Operating Pressure Between 200k Pa And 1600k Pa.Nominal Pressure 1.6 M Pa. Replacement Arm At Code 333760 032. Brass Ball: 332 B250 Or 332 B300. Stainless Steel Ball: 332 Y200 Or 332 Y250. Polyurethane Ball: 332 C3550. Arm Size 12mm.