Timken National 712000 Radial Shaft Oil Seal

Description:

The Timken National 712000 oil seal is a precision radial shaft oil seal designed to retain lubricants and prevent contaminants from entering rotating shaft assemblies in industrial and automotive equipment. Commonly installed in industrial gearboxes, pumps, electric motors, heavy machinery, agricultural equipment, and power transmission systems where reliable lubricant retention and shaft sealing are essential. Maintenance teams, OEMs, and system integrators use this oil seal for equipment repairs, seal replacements, retrofit projects, and preventive maintenance to improve equipment reliability and extend bearing service life.

Applications:

The Timken National 712000 oil seal is engineered to provide dependable sealing performance in rotating shaft applications exposed to lubricants, dirt, moisture, and other contaminants. Its polyacrylate sealing material offers excellent resistance to heat and petroleum-based lubricants, making it suitable for industrial drives, conveyors, pumps, gearboxes, agricultural machinery, electric motors, and other rotating equipment requiring long-lasting lubricant retention and contamination protection.

Technical Specifications:

• Manufacturer Part Number (MPN): 712000
• Manufacturer: Timken National
• Product Type: Oil Seal
• Seal Type: Radial Shaft Oil Seal (Type 74)
• Series: 712000
• Design Units: Inch (Imperial)
• Material: Polyacrylate (ACM) Elastomer
• Lip Design: Multi-Lip with Spring
• Shaft Diameter: 3.000 in (76.20 mm)
• Outer Diameter (OD): 5.764 in (146.406 mm)
• Housing Bore: 5.750 in (146.050 mm)
• Overall Width: 0.413 in (10.49 mm)
• Construction: Solid Seal
• Operating Function: Lubricant Retention and Contaminant Exclusion
• Typical Applications: Industrial gearboxes, pumps, electric motors, agricultural equipment, heavy machinery, power transmission systems

Common Replacements:

• SKF 19758 Oil Seal
• CR (SKF) 19758
• NOK Equivalent 3.000 × 5.750 × 0.413 Oil Seal