✦ Bearing type – Single-row four-point contact ball slewing bearing with external gear and integral inner flange.
✦ Gear teeth – External gear teeth are integrally hobbed on the outer ring with a 20° pressure angle spur profile.
✦ Flange design – Inner ring features an integral flange with equidistant mounting holes for structural attachment.
✦ Raceway profile – Gothic-arch raceway geometry ensures four-point contact between balls and raceways.
✦ Hardening – Raceways are induction-hardened to 58–62 HRC with a case depth of 2.0–3.0 mm.
✦ Sealing – Double lip seals are fitted on both sides to retain lubricant and exclude contaminants.












