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<p>Rotary Shaft Seal, Design Code TC, Inside Diameter 8 mm, Outside Diameter 18 mm, Overall Width 8 mm, Contact Type Contact Seal, Lip Material Nitrile Rubber, Maximum Pressure 7 psi, Number of Lips 2, System of Measurement Metric, Case Coating Uncoated</p>
The catalog often lists the same model at several merchants — worth a price check before you buy.