Bidirectional helical grooves on the sealing lip enhance pumping action for rotation in both directions. They promote oil circulation at the lip, dissipate heat, and extend seal life.

Applications:High-speed motors, transmissions, electric drive units, electric drive axles, crossed-roller bearings

Sealing media:Transmission oil, gear oil

Lip materials:

NBR (-40°C to 120°C)
FKM (-20°C to 200°C)

Surface speed:Maximum forward surface speed ≤ 40 m/s; maximum reverse surface speed 15 m/s

Pressure:Max. 0.3 bar