DimensionThe model: SB204. Compact size of 20 x 47 x 14 x 25mm. Premium Material Deep groove ball bearings provide high durability and resistance to deformation under heavy loads. Made of high quality steel, these miniature bearings provide short life and good noise reduction. Heat Resistant: -20-200CThese ball bearings are heat resistant. high temperatures and can be used in the temperature range of about -20-200C/24.8F-392F, with a wider range of functions. Double Shield These ball bearings feature a double rubber seal that protects the bearings from water, dust or other contaminants and retains lubricant over time. ApplicationsThe deep groove ball bearings can be used in carts, gearboxes, instruments, motors, household appliances, internal combustion engines, transport vehicles, agricultural machinery, construction machinery, machinery bearings, roller skates, tools, etc. Product Deep Groove Bearings Description: The deep groove bearing is a single row bearing for supporting radial loads. Bearings are made of bearing steel for durability and resistance to rust, corrosion and warping under heavy loads, and are double-sided shields to keep lubricant in and contaminants out. outdoors, and they are used in a range of applications from agricultural machinery to transportation equipment, robotics, dental equipment, elevators, roller mills, boat rudder shafts, skateboard rudder aggregate grinders, etc. /p Specifications: Outer diameter: 47 mm. Inner diameter: 20 mm. Model: SB204. Outer ring height: 25 mm. Inner ring height: 14 mm. Accuracy class: P0. Material : carbon steel. Contents: 1 deep groove bearings. Note: Please check size and material necessary before purchase, and place it in the right place