Q21

Bearings; coated bearings; roller bearings; magnetic bearings; air bearings; plain bearings; sensor bearings; ball bearings; cylindrical roller bearings; taper roller bearings; self-aligning roller bearings; needle bearings; component parts for bearings; component parts for coated bearings; bearing rings; bearing cages; bearing rivets; bearing seals; bearing cover plates; bearing housings; bearing inserts; rolling elements being component parts for roller bearings; bearing balls; bearing unit comprising a housing and at least two bearings disposed within the housing; all of the foregoing being machine parts; linear and rotary actuator for operating a control mechanism; structural and replacement parts and fittings for all the aforesaid goods

Sensors for determining temperature or measuring speed of bearings