Medium Pressure Brass Ball Valves With Recommended Operating Pressure Between 200 Kpa And 1200 Kpa. Nominal Pressure 1.6 Mpa. Replacement Arm Code 333760 025. Plastic Ball: 332 P112. Brass Ball: 332 B112 Or 332 B125. Stainless Steel Ball: 332 Y110. Polyurethane: 332 C3548. Arm Size 8mm.