The ball valve with code 1602647-9.2 is a robust shut-off and control component used in the MAN L21/31 engine’s fluid systems, such as lubricating oil, fuel, or cooling circuits. Featuring a spherical closing element with a through-bore, this valve enables fast, reliable on/off operation with minimal pressure loss. Its durable construction ensures tight sealing even under high pressure, temperature fluctuations, and vibration, making it well suited for demanding marine and power generation environments where operational safety and service reliability are critical.