Design Code: TC Inside Diameter: 350 mm Outside Diameter: 390 mm Overall Width: 18 mm Contact Type: Contact Seal Lip Material: Nitrile Rubber Specifications Part Number 35039018TC Brand DDS Item Rotary Shaft Seal Design Code TC Inside Diameter 350 mm Outside Diameter 390 mm Overall Width 18 mm Contact Type Contact Seal Lip Material Nitrile Rubber Maximum Pressure 7 psi Number of Lips 2 System of Measurement Metric Case Coating Uncoated Description The DDS 35039018TC is a TC-design rotary shaft seal with a nitrile rubber lip material. It has a 350 mm inside diameter, a 390 mm outside diameter, and an 18 mm overall width. This two-lip contact seal is rated for a maximum pressure of 7 psi and has an uncoated case. Confirm the part number against your existing unit or equipment before ordering to ensure correct fit.