Product Description: Screwed in Bonnet, Inside Screw, Non Rising Stem Body Material: GM Type of Seat & Disc: Integrated Seat Solid Wedge Trim Material: CU Alloy End Details: Screwed Female BSP Parallel Flange BS: 10 Table F – IS778 (Undrilled) Application: WaterOil PressureClass Rating: Class – 1 Class-2 PN16 PN20 Test Pressure: According to Pr Class.