DURUS 30X40X4 C Metric Oil Seal is engineered for dependable industrial performance with a precise fit and easy installation. Built from nitrile for durability and long wear life. Part of the C Series series for proven reliability. Key specs: Outside Diameter: 40mm; Width: 4mm. Ideal for drives, conveyors, and maintenance replacements across manufacturing and material handling. • Sub Category: Metric Oil Seals • Series: C Series • Material: Nitrile • Lip Style: Spring loaded double lip • Case Style: C • Shaft Diameter: 30mm • Outside Diameter: 40mm • Width: 4mm • Maximum Shaft Speed: 4000 RPM • Product Weight (lbs.): 0.012 • GTIN: 192056127036