Specification Brand : uxcell BulletPoint1 : Product Name : Mechanical Seal;Minimum Internal Diameter : 12mm / 0.47" BulletPoint2 : Ceramic Rotary Ring Size : 26x 13x 4mm / 1" x 0.5" x 0.16"(OD*Inner Dia*T);Overall Size : 26 x 24mm / 1'' x 0.94" (D*H) BulletPoint3 : Material : Rubber, Metal, Ceramic;Color : Black, Silver Tone BulletPoint4 : Net Weight : 29g BulletPoint5 : Package Content : 2 x Mechanical Seal Color : White ExternallyAssignedProductIdentifier1 : 0702105729540 ExternallyAssignedProductIdentifier2 : 702105729540 ExternallyAssignedProductIdentifier3 : 00700955535359 IsAssemblyRequired : 1 ItemName : uxcell 2pcs Ceramic Ring Water Pumps Industrial Mechanical Seal 12mm Minimum Inner Diameter with Flat Washer ItemPackageDimensions_Height : 12.4 centimeters ItemPackageDimensions_Length : 2.6 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : mechanical-seals Manufacturer : uxcell Material : Ceramic MeasurementSystem : Metric ModelNumber : a14063000ux0791 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : a14063000ux0791 ProductDescription : Designed with single coil spring and rubber bellows. This mechanical seal is used in water pumps and submersible pumps, is suitable for wide range of sealing application, such as plants, water, refrigeration, air conditioning, etc.