The dimensions of the 20BU seal are shown above. Seals BU in other sizes are shown in the configurator and catalogue card, available at the top of the page.
- Shaft diameter: d = 20 ... 110 mm
- Pressure: < 4.2 MPa
- Temperature: < 180 °C
- Velocity: < 20 m/s
- Rotating ring: Q, U
- Stationary ring : A, B, Q, U
- Secondary flexible seals: E, K, P, V
- Spring (springs): M
- Other metal parts: G, M
