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The 861 single cones are imperial-sized tapered roller bearings with a 4-inch bore, designed for combined loads. Made from durable chrome steel, they handle dynamic radial loads up to 103,000 lbf and static loads of 142,000 lbf.
Their open design and steel cage ensure smooth operation, even at high speeds. The bearings are compatible with Timken models, making replacements straightforward.
With a standard radial clearance and ABEC-1 rating, they suit heavy-duty applications like industrial gearboxes or axle systems. They perform reliably in temperatures from -30°C to 110°C.
Compliant with RoHS and REACH standards, these cones offer a robust solution for machinery requiring tapered roller bearings. Their single-row construction simplifies installation and maintenance.
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How Does 861 Bearing Handle Combined Loads?
861 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 103,000 lbf, ensuring reliable performance in demanding conditions.
The tapered roller design provides smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs well in various environments.
What Makes 861 Bearing Suitable for Heavy-Duty Applications?
861 Bearing’s single-row construction and chrome steel materials enhance its durability under heavy loads.
The standard radial clearance options allow for flexibility in different operational needs.
Its dynamic thrust rating of 15,300 lbf ensures stable performance in combined load scenarios.
The steel cage maintains roller alignment, reducing wear and extending service life.
Engineered for Reliability: 861 Bearing
861 Bearing features a precise cone width tolerance of +0.003″ to -0.01″, ensuring consistent performance.
The tapered roller design minimises friction, making it ideal for high-load applications.
With an ABEC-1 rating, it balances precision and affordability.
Its robust construction handles dynamic radial loads up to 179,000 lbf in two-row configurations.
Why Choose 861 Bearing for Industrial Use?
861 Bearing’s chrome steel rings and steel cage provide excellent wear resistance in harsh environments.
The effective center location of -0.6″ ensures proper alignment and load distribution.
Its static radial load capacity of 142,000 lbf guarantees reliability under extreme conditions.
The open seal design simplifies maintenance and reduces operational downtime.
Performance Features of 861 Bearing
861 Bearing’s tapered rollers and chrome steel construction deliver smooth operation under combined loads.
The cone backface to clear radius of 0.31″ enhances stability and reduces stress concentrations.
With a dynamic radial rating of 46,400 lbf in two-row configurations, it suits heavy-duty machinery.
The standard radial clearance options cater to diverse application requirements.
Industrial Uses of 861 Bearing
861 Bearing is commonly employed in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, extending service life in demanding conditions.
In automotive applications, 861 Bearing supports axle systems and wheel hubs, providing reliable performance under both radial and thrust loads. Its inch sizing makes it compatible with a variety of North American vehicle models.
For industrial conveyor systems, 861 Bearing’s chrome steel construction ensures durability and smooth operation. The steel cage adds strength, making it suitable for high-load scenarios.
Where Is 861 Bearing Used?
861 Bearing finds its place in agricultural machinery, particularly in tractors and harvesters, where its robust design withstands harsh environments. The standard radial clearance offers flexibility for different operational needs.
In material handling equipment, 861 Bearing’s tapered rollers provide stability and reduce friction. Its temperature range makes it adaptable to both hot and cold working conditions.
Built for Heavy-Duty Use: 861 Bearing
861 Bearing is ideal for railway applications, such as freight car axles, where its dynamic load capacity ensures long-term reliability. The ABEC-1 rating balances precision and cost-effectiveness.
For wind turbine systems, 861 Bearing’s combined load capability makes it a practical choice. Its chrome steel rings and steel cage offer resistance to wear and fatigue.
Automotive vs Aerospace: Applications of 861 Bearing
In automotive settings, 861 Bearing is often used in drivetrains, where its tapered rollers manage varying loads. The inch measurements align well with standard automotive components.
For aerospace ground support equipment, 861 Bearing’s durability and temperature tolerance make it suitable. However, its weight and size may limit its use in airborne applications.
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