Timken National Oil Seal 44053

Description:

The Timken National 44053 oil seal is a springless single-lip radial shaft seal designed primarily for grease retention and contaminant exclusion in rotating equipment. It is commonly used in automotive wheel hubs, agricultural equipment, trailers, and industrial machinery where low-pressure grease sealing is required. Its Type 4S construction provides reliable sealing performance while helping protect bearings from dirt, dust, and moisture.

Applications:

The Timken National 44053 is intended for general-purpose grease retention applications. Its nitrile rubber sealing lip and springless Type 4S design provide dependable sealing in wheel bearings, hubs, axles, and other rotating assemblies operating under normal service conditions. It is suitable for automotive, agricultural, and industrial equipment where grease retention is the primary requirement.

Technical Specifications:

• Manufacturer Part Number (MPN): 44053
• Manufacturer: Timken National
• Product Type: Industrial radial shaft oil seal
• Seal Type: Type 4S (Single lip without spring)
• Series: 40000
• Lip Configuration: Single lip, springless
• Lip Material: Nitrile (NBR)
• Shaft Diameter: 1.821 in (46.25 mm)
• Outside Diameter: 2.627 in (66.73 mm)
• Housing Bore: 2.623 in (66.62 mm)
• Overall Width: 0.250 in (6.35 mm)
• Case Construction: Solid steel case
• Maximum Shaft Surface Speed: 2000 ft/min
• Misalignment Tolerance: 0.005 in
• Operating Temperature Range: -40°F to 225°F (-40°C to 107°C)
• Typical Application: Grease retention, general purpose

Common Replacements:

• SKF 44053
• CR 44053
• National 44053