摘要 |
Flow control valve (1) having a control piston (2) that has a throttle point (4) for said control piston (2) and an adjusting pin (5), characterized in that a portion of the control piston (2) has grooves (6), wherein a groove bushing (9) and inserts (8) in said grooves (6) are arranged such that they are axially displaceable in this portion. |