Specification Brand : Othmro BulletPoint1 : Material: Alloy + Plastic ;Type:108-18,Internal Diameter : 18mm. BulletPoint2 : Material: Alloy + Plastic,Use for pools and spa pumps. BulletPoint3 : Mechanical Shaft Seal Replacement,Product Included:2 X Mechanical Sealing. BulletPoint4 : Sealing Chamber Pressure (MPA): 0 ~ 0.6; Sealed Chamber Temperature (°C): -20 ~ 80 BulletPoint5 : Can work in water, oil, and other weakly corrosive media. Color : 2Pcs 108-18 CompatibleDevices : Cellphone ExternallyAssignedProductIdentifier : 8431271003827 ExternallyAssignedProductIdentifier1 : 636431284834 ExternallyAssignedProductIdentifier2 : 0636431284834 ExternallyAssignedProductIdentifier3 : 00636431284834 FinishType : Powder Coated ItemName : Othmro 2Pcs Internal Diameter 18mm Alloy Plastic Mechanical Shaft Seal Replacement 108-18 Shaft Seal for Pump Shaft Water Pumps Shaft Mechanical Sealing for Swimming Pools Spa Pumps ItemPackageDimensions_Height : 12.9 centimeters ItemPackageDimensions_Length : 2.8 centimeters ItemPackageDimensions_Width : 10.1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : mechanical-seals Manufacturer : All States Material : Tempered Glass ModelName : Hydraulic Seal Kit - Backhoe Dipper Cylinder ModelNumber : 108-18 NumberOfItems : 1 PartNumber : OTH191007D-0094 ProductDescription : Specifications: Product line name: Water seal Internal Diameter : 18mm Type:108-18 Material: Alloy + Plastic Pressure: 0-0.6Mpa Line Speed: less than or equal to 8m/s Temperature: -4 degrees F (-20 degrees C) to 176 degrees F (80 degrees C) Description: 1.Mechanical seals for pumps. 2.Includes two seals made of ceramic and graphite. 3.Can work in water, oil, and other weakly corrosive media. 4.It is necessary to prevent aging, cracking, stickiness and loss of elasticity due to high temperatures. 5.Suitable for centrifugal pump, centrifuge, reactor and compressor equipment.