Timken 5538 Nitrile Oil Seal 6-7 8" Shaft 8.382" OD 3 4" W

Description:

The Timken National 5538 oil seal is a radial shaft oil seal designed to retain lubricants and prevent contaminants from entering rotating equipment. It is commonly used in industrial gearboxes, pumps, electric motors, conveyors, compressors, and other heavy-duty power transmission systems where dependable shaft sealing is essential. Its spring-loaded multi-lip nitrile design minimizes lubricant leakage, extends bearing life, and helps reduce maintenance requirements.

Applications:

The Timken National 5538 is intended for general-purpose industrial shaft sealing applications. Its Type 41 multi-lip nitrile construction provides reliable sealing against oil leakage while excluding dirt, dust, and moisture. It is suitable for industrial machinery, manufacturing equipment, pumps, reducers, conveyors, and electric motors operating under normal industrial conditions.

Technical Specifications:

• Manufacturer Part Number (MPN): 5538
• Manufacturer: Timken National
• Product Type: Industrial radial shaft oil seal
• Seal Type: Type 41
• Series: 410000
• Lip Configuration: Multi-lip with spring
• Lip Material: Nitrile (NBR)
• Shaft Diameter: 6.875 in (174.625 mm)
• Outside Diameter: 8.382 in (212.903 mm)
• Housing Bore: 8.375 in (212.725 mm)
• Overall Width: 0.750 in (19.050 mm)
• Case Construction: Steel case with inner case
• Redi-Coat: Yes
• Maximum Shaft Surface Speed: 3000 ft/min
• Operating Temperature Range: -40°F to 225°F (-40°C to 107°C)

Common Replacements:

• SKF 5538
• CR 5538
• National 5538