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> New 5304-zz ball bearings, 20 x 52 mm, 20X52, 5304ZZ,
New 5304-zz ball bearings, 20 x 52 mm, 20X52, 5304ZZ,
Ball bearing number 5304ZZ. SOLD BY THE PIECE. These are BRAND NEW and FACTORY FRESH. A quality, double row angular contact bearing in a very common size for electric motors and many HVAC & industrial applications. They are made from Chrome Steel and have an ABEC-1 tolerance rating. Each bearing has non-contact STEEL SHIELDS on both sides to help protect the bearing from dust and other contaminants. They do not protect against liquids, but add no friction or heat build-up during operation. These are self lubricated bearings (bearings are already lubricated with grease).
