Anti-friction bearings for machines; Bearings for transmission shafts, being parts of machines; Bearings, as parts of machines; Engine bearings; Machine parts, namely, bearing housings; Machine parts, namely, bearing inserts; Machine parts, namely, bearings; Machine parts, namely, bearings and bushings; Machine parts, namely, roll mill bearings; Machine parts, namely, roller bearings; Power tool accessories, namely, cutting guides; Roller bearings for machines; Self-lubricating mechanical fri...