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The 749A single cones are tapered roller bearings designed for combined loads, with a 3.25″ bore and made from durable chrome steel. They handle dynamic radial loads up to 84,700 lbf and are built to last in tough conditions.
Their open design allows for easy maintenance, while the steel cage ensures reliable performance. The bearings are compatible with Timken models, making them a practical choice for replacements.
These cones work well in temperatures from -30°C to 110°C and come with standard radial clearance (C3/C4/C5 options available). Ideal for heavy-duty applications like industrial machinery or automotive systems.
Weighing in at a sturdy build, they meet ABEC-1 standards and comply with RoHS and REACH regulations for safe use. A dependable option for engineers needing robust performance.
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How Does 749A Bearing Handle Combined Loads?
749A Bearing is built with chrome steel rings and a steel cage, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 84,700 lbf, making it suitable for heavy-duty applications.
The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.
What Makes 749A Bearing Durable?
749A Bearing’s chrome steel construction provides excellent wear resistance, extending its service life.
The single-row tapered roller design enhances stability and reduces friction during operation.
Its dynamic radial rating of 21,900 lbf (C90) ensures long-lasting performance.
The standard radial clearance options allow for flexibility in different applications.
Engineered for Precision: 749A Bearing
749A Bearing features precise cone width and backface tolerances, ensuring accurate alignment.
The effective center location of -0.47″ optimises load distribution and reduces stress.
Its ABEC-1 rating guarantees consistent performance in industrial settings.
The open seal design simplifies maintenance and inspection.
Steel vs Chrome Steel: Strengths of 749A Bearing
749A Bearing combines chrome steel rings with a steel cage for balanced strength and durability.
The tapered rollers handle combined loads efficiently, reducing wear over time.
With a static radial load capacity of 93,800 lbf, it excels in demanding environments.
The standard radial clearance ensures smooth operation in various applications.
Industrial Uses of 749A Bearing
The 749A Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability in tough working conditions.
Where Is 749A Bearing Used?
You’ll often find 749A Bearing in industrial gearboxes and conveyor systems, thanks to its ability to manage both radial and thrust loads. The open seal design makes it easy to maintain in dusty or high-load environments.
Built for Heavy-Duty Use: 749A Bearing
749A Bearing excels in applications like mining equipment and truck axles, where reliability under heavy loads is key. Its steel cage and standard radial clearance offer stability and long service life.
Automotive vs Aerospace: Applications of 749A Bearing
In automotive systems, 749A Bearing supports wheel hubs and differentials, while in aerospace, it’s used in landing gear for its load-handling capabilities. The inch sizing ensures compatibility with a range of machinery.
Essential Roles of 749A Bearing
749A Bearing is a go-to choice for railway axles and industrial pumps, where its tapered rollers provide smooth operation. The ABEC-1 rating ensures consistent performance in demanding settings.
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