Timken National Oil Seal 472258V

Description:

The Timken National Oil Seal 472258V is a multi-lip oil seal manufactured with a fluoroelastomer (FKM/Viton®) sealing lip for high-temperature lubricant retention and contaminant exclusion in rotating shaft systems. It is commonly installed in industrial gearboxes, pumps, electric motors, conveyor systems, chemical processing equipment, and power transmission machinery operating in demanding environments. Maintenance teams, OEMs, and industrial repair specialists use this oil seal for equipment replacement, rebuilds, retrofits, and preventive maintenance to improve sealing performance and extend component service life.

Applications:

The Timken National Oil Seal 472258V is designed for rotating equipment that requires reliable sealing performance in high-temperature and chemically demanding environments. It is widely used in industrial gearboxes, electric motors, pumps, conveyor systems, manufacturing equipment, chemical processing facilities, and general power transmission systems to minimize lubricant leakage, prevent contaminant ingress, and maximize equipment reliability.

Technical Specifications:

• Manufacturer Part Number (MPN): 472258V
• Manufacturer: Timken
• Brand: National
• Product Type: Oil Seal
• Series: 470000
• Seal Type: Double Lip with Spring
• Design Type: Type 47
• Material: Fluoroelastomer (FKM/Viton®)
• Lip Material: Fluoroelastomer (FKM/Viton®)
• Construction: Steel Case Without Inner Case
• Redi-Coat: Yes
• Measurement System: Inch
• Shaft Diameter (ID): 1.375 in (34.925 mm)
• Outside Diameter (OD): 2.004 in (50.902 mm)
• Housing Bore: 2.000 in (50.800 mm)
• Overall Width: 0.312 in (7.925 mm)
• Maximum Shaft Surface Speed: 3000 ft/min
• Misalignment Tolerance: 0.015 in at 800 rpm; 0.010 in at 4200 rpm
• Continuous Operating Temperature: -40°F to 400°F (-40°C to 204°C)
• Durometer: 75 to 85
• Typical Applications: General Purpose Rotating Equipment, Chemical Processing Equipment, High-Temperature Power Transmission Systems

Common Replacements:

• SKF Equivalent FKM Oil Seal
• CR (Chicago Rawhide) Equivalent Oil Seal
• National 470000 Series Viton Oil Seal