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643-90027

Image for Illustration purposes only. Actual product may vary

Timken 643-90027 is a matched double-cup tapered roller bearing assembly for heavy-duty industrial applications. This precision-matched set, designated by cup-match code 90027, is designed for 4-8 inch outside diameter applications, providing high radial and axial load capacity. It is commonly used in gearboxes, industrial machinery, and equipment requiring a rigid, pre-set double-cup arrangement.

MODEL 643-90027

BRAND

SKU

5062872

WEIGHT

13.081 lb

UOM

each

$692.35 Each

Prices are subject to change

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Bearing Modification Services

Typically Ships in: 1 day

Returnable: Yes

125.98 mm Cup outer diameter

5.3750 in

136.525 mm Cup part number

632D Design unit:Inch Related Assembly Number(s):643-90025 643-90026 643-90027 643-90048 643-90086 643-902A1 643-902A4 Series:635 T - Bearing Width across Cones:3.7500 in

3.8 mm Cone backface backing diameter

3.39 in

41.275 mm Cup frontface backing diameter

4.96 in

76.2 mm Cage material

Stamped Steel Cage-cone backface clearance:0.15 in

86 mm Cone part number

643 Cone width:1.625 in

C - Double Cup Width

3 in

I.D.

3/4 in / 69.850 mm

Taper Roller Bearing Full Assembly The TIMKEN 643-90027 TRB Double Cup Assembly is engineered for high performance in demanding industrial applications, providing superior efficiency and reliability. Designed specifically for tapered roller bearing assemblies, this product ensures optimal load distribution and durability, making it ideal for heavy-duty operations.
Key Features
  • Robust Construction: Crafted from high-quality steel, ensuring strength and resistance to wear, which extends the service life of the bearing assembly.
  • Dimensions: Features an outer diameter of 4-8 inches, suitable for various industrial applications.
  • Precision Engineering: Designed to meet strict tolerances, providing enhanced load-carrying capacity and reducing the risk of premature failure.
  • Improved Performance: The tapered design promotes efficient rolling motion, minimizing friction and heat generation during operation.
  • Compatibility: Specifically designed for use in various machinery and automotive systems, ensuring seamless integration and reliable performance.
Applications
  • Industrial Machinery: Ideal for use in heavy machinery, including construction and mining equipment, where reliability under load is critical.
  • Automotive Industry: Perfect for axle and wheel assembly applications, contributing to enhanced vehicle performance and stability.
  • Aerospace Applications: Suitable for components requiring precise load handling and long-term durability in challenging environments.
Benefits
  • Enhanced Reliability: The TIMKEN brand is synonymous with quality, ensuring dependable performance across multiple applications.
  • Increased Efficiency: Reduces energy consumption through improved design, leading to lower operational costs over time.
  • Durability: Built to withstand extreme conditions, providing peace of mind for operators in demanding environments. --- Product information compiled with AI assistance for reference purposes.

SKU: 5066946

Best company to buy from

I always buy from MRO is a very reliable company to work with

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How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

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Reviews

SKU: 5066946

Best company to buy from

I always buy from MRO is a very reliable company to work with

Read more