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It indicates extremely tight tolerances and superior surface quality
603ZZ bearing is closed with metal shields to protect the bearing from dust or any possible contamination
high-precision systems
Inner Diameter: 1/2" inch
Length: 600mm
6903DU Sealed Ball Bearing 17x30x7mm 6213NR It indicates extremely tight tolerances6903DU Sealed Ball Bearing 17mm x 30mm x 7 mm 6903DU Sealed Ball Bearing, inner diameter is 17mm, outer diameter is 30mm and width is 7mm, 6903 DU is commonly used in industrial, commercial, and mechanical systems, made from durable 52100 alloy steel, commonly known as chrome steel, 6903DU bearing has 2 built in rubber seals to protect the bearing from dust or any possible contamination, 6903DU bearing is pre lubricated with grease. 6903DU Ball
