Specification Brand : Othmro BulletPoint1 : Product number: KP004 Number of Pack: 1 Pcs Inner diameter (mm):20 BulletPoint2 : insert bearing, long-life, smooth and low noise BulletPoint3 : Two-bolt Mounted Pillow Block Bearing. Zinc Alloy housing, rust-proof and durable BulletPoint4 : Self-alignment bearing can correct its own alignment once it begins to rotate BulletPoint5 : Designed for mounting onto surfaces vertical to the shaft axis ExternallyAssignedProductIdentifier1 : 0719855044380 ExternallyAssignedProductIdentifier2 : 719855044380 ItemName : Othmro 1Pcs KP004 flanged Pillow Block Bearing, 20mm Bore Diameter, zinc Alloy/Chrome Steel, Set Screw Lock ItemPackageDimensions_Height : 19.5 centimeters ItemPackageDimensions_Length : 2.3 centimeters ItemPackageDimensions_Width : 11.9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : pillow-block-bearings Manufacturer : Othmro Material : Material,Rubber,Steel ModelNumber : OTH190819Z-0011 NumberOfItems : 1 PartNumber : OTH190819Z-0011 ProductDescription : 1.A pillow block contains a housing and an double sealed insert self-alignment bearing that avoid any misalignment. 2.Giving them low friction, vibration and noise. 3.Pillow block Bearings have two bolt holes for installation. It is easy to replace. 4.The set screws enable the shaft to be fixed to the inner ring of the bearing and preventing slippage. The size of inner hex wrench is recommended below.