Specification Brand : uxcell BulletPoint1 : 694 (I.D.=4mm, O.D.=11mm, Thickness=4mm) BulletPoint2 : The plastic bearings are light but strong with good self-lubricating performance and low friction BulletPoint3 : Polyoxymethylene races, Glass balls, Nylon cage for high rigidity and hardness. Suitable for all kinds of industrial equipment, micro motor, small rotary motor, office equipment and so on. BulletPoint4 : Open on both sides for lubricating in place BulletPoint5 : With good self-lubricating performance and low friction, plastic bearings are specially for high precision and high speed operation. Color : 7005CTYN P5 DT ItemName : uxcell 694 Plastic Bearings 4x11x4mm Glass Ball Nylon Cage 5pcs ItemPackageDimensions_Height : 12.7 centimeters ItemPackageDimensions_Length : 0.762 centimeters ItemPackageDimensions_Width : 10.16 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : deep-groove-ball-bearings Manufacturer : uxcell Material : Plastic ModelNumber : a19112100ux0058 PackageLevel : unit PartNumber : a19112100ux0058 ProductDescription : Description: -Single row, open-type, light weight plastic bearings. -This ball bearing has races made of Polyoxymethylenefor high rigidity and hardness. The bearing balls are made of glass and the cage is reinforced nylon (GRPA66-25). -Deep Groove Ball Bearings are one of the most widely used rolling bearings. They are used to accommodate radial and axial loads in both directions. -With small friction and high-limit speed, Ball Bearings are cost-effective and require little maintenance. -Polyoxymethylene Bearings are better in strength and wear resistance, suit for operating from -60℃ to 100℃. -Suitable for all kinds of industrial equipment, micro motor, small rotary motor, office equipment and so on. -With good self-lubricating performance and low friction, plastic bearings are specially for high precision and high speed operation.