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12303-2

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Timken 12303-2 is a precision tapered roller bearing cup (outer ring) with a Class 3 (ABEC 5) rating, designed for applications requiring high runout accuracy. This single cup is part of the 12303 base number series and falls within the under 4-inch outside diameter size class. It is engineered for use in matched assemblies within industrial gearboxes, pump shafts, and other precision machinery where controlled preload and minimal deflection are critical.

MODEL 12303-2

BRAND

SKU

5064901

WEIGHT

0.253 lb

UOM

each

$17.36 Each

Prices are subject to change

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Bearing Modification Services

Typically Ships in: 1 day

Returnable: Yes

Tapered Roller Bearing Cup The Timken 12303-2 Tapered Roller Bearing Single Cup is an essential component designed to support high radial and axial loads in various applications. This tapered roller bearing cup plays a crucial role in reducing friction, enhancing performance, and ensuring reliable operation in automotive and industrial machinery.
Key Features
  • Precision Engineering: Manufactured with high-quality steel for improved durability and resistance to wear, ensuring longevity in demanding environments.
  • Optimal Load Distribution: Designed to handle both radial and axial loads efficiently, allowing for smooth operation under different load conditions.
  • Compact Design: With an outer diameter of less than 4 inches, this single cup is ideal for applications requiring space-saving solutions without sacrificing performance.
  • Compatibility: Compatible with Timken tapered roller bearings, enabling seamless integration into existing systems and enhancing overall efficiency.
  • High Performance: Engineered to reduce friction and heat generation, which leads to increased operational efficiency and reduced maintenance costs.
Applications
  • Automotive Industry: Widely used in automotive wheel hubs, transmissions, and differentials, where reliable load handling and performance are critical.
  • Industrial Machinery: Suitable for various industrial applications, including conveyor systems and heavy machinery, ensuring stability and efficiency.
  • Aerospace and Energy Sectors: Ideal for applications requiring precision and durability, contributing to the reliability of sensitive machinery.
Benefits
  • Enhanced Reliability: Timken's commitment to quality ensures that this bearing cup provides long-lasting performance under extreme conditions, minimizing downtime.
  • Cost-Effective Operation: By reducing friction and heat, this bearing cup helps lower energy consumption and maintenance costs, making it a smart investment.
  • Sustainability Focus: Timken's advanced engineering practices contribute to environmentally friendly operations, aligning with modern sustainability initiatives. --- Product information compiled with AI assistance for reference purposes.

SKU: 5066946

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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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SKU: 5066946

Best company to buy from

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

Read more