Timken 5113 Oil Seal

Description:

The Timken National Oil Seal 5113 is a single-lip radial shaft oil seal designed to retain lubricants while preventing dirt, dust, moisture, and other contaminants from entering rotating shaft systems. Manufactured with a nitrile (NBR) sealing element, it provides dependable sealing performance in industrial gearboxes, pumps, electric motors, conveyors, agricultural equipment, and general power transmission machinery. It is commonly used for equipment replacement, rebuilds, and preventive maintenance in oil- and grease-lubricated applications.

Applications:

The Timken National Oil Seal 5113 is intended for general-purpose rotary shaft sealing where reliable lubricant retention and contaminant exclusion are required. Its single-lip design makes it suitable for industrial gearboxes, electric motors, pumps, compressors, conveyor systems, agricultural machinery, and other rotating equipment operating under normal service conditions.

Technical Specifications:

• Manufacturer Part Number (MPN): 5113
• Manufacturer: Timken
• Brand: National
• Product Type: Oil Seal
• Series: 5000 Series
• Seal Type: Single Lip (Without Spring)
• Cross Section Type: 203
• Material: Nitrile Rubber (NBR)
• Lip Material: Nitrile (NBR)
• Construction: Solid
• Measurement System: Inch
• Shaft Diameter (ID): 2.000 in (50.80 mm)
• Outside Diameter (OD): 2.749 in (69.82 mm)
• Housing Bore: 2.745 in (69.72 mm)
• Overall Width: 0.230 in (5.84 mm)
• Durometer: 60–80 Shore A
• Operating Temperature: -40°F to 225°F (-40°C to 107°C)
• Weight: Approximately 0.11 lb (0.05 kg)
• Typical Applications: Industrial Gearboxes, Pumps, Electric Motors, Conveyors, Agricultural Equipment, Power Transmission Machinery.

Common Replacements:

• SKF Equivalent Oil Seal
• CR (Chicago Rawhide) Equivalent Oil Seal
• National 5000 Series Single-Lip Oil Seal