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TS (Single Row Tapered Roller Bearings) (Imperial) 82550-82931

TS (Single Row Tapered Roller Bearings) (Imperial) 82550-82931

The 82550-82931 is a single-row tapered roller bearing with a 5.5″ bore and 9.3125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 116,000 lbf radially and 22,700 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for varied environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or heavy equipment where combined loads are common.

Weighing 21.7 lb, it’s built for strength and longevity. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 82550-82931
  • Brand TFL
  • Interchangeable Timken
  • Size 5.5" x 9.3125" x 2.2501"
  • Bore Dia 5.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 9.3125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.23"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.2501"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.97"
  • Cone Backface Backing Diameter 6.34"
  • Cup Frontface Backing Diameter 8.94"
  • Cup Backface Backing Diameter 8.39"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.15"
  • Effective Center Location -0.14"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 82550
  • Cup Part Number 82931
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 82000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 116000 lbf
  • Static Radial Load 182000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 30000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 22700 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 21.7 lb

Features

Performance Features of 82550-82931 Bearing

82550-82931 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 116,000 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

Why Choose 82550-82931 Bearing for Precision Tasks?

82550-82931 Bearing features precise cone and cup width tolerances, ensuring accurate alignment.
The tapered roller design distributes loads evenly, enhancing stability and reducing wear.
Its ABEC-1 rating guarantees consistent performance for precision applications.
The standard radial clearance option allows for flexibility in different operational setups.

Engineered for Reliability: 82550-82931 Bearing

82550-82931 Bearing’s single-row construction provides robust support for combined load directions.
The chrome steel components resist wear, ensuring long-term durability.
With a static radial load capacity of 182,000 lbf, it handles demanding conditions effortlessly.
Regular lubrication maintains smooth operation, reducing maintenance needs.

Steel vs Ceramic Bearings: Strengths of 82550-82931 Bearing

82550-82931 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-effectiveness.
Its dynamic thrust rating of 22,700 lbf ensures reliable performance under axial loads.
The steel cage design enhances durability, making it suitable for industrial applications.
Compliance with RoHS and REACH standards ensures environmental and safety considerations are met.

Application

Industrial Uses of 82550-82931 Bearing
82550-82931 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 82550-82931 Bearing Used?
You’ll often find 82550-82931 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for older or US-made equipment.

Built for Heavy-Duty Use: 82550-82931 Bearing
82550-82931 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 82550-82931 Bearing
In automotive settings, 82550-82931 Bearing works well in truck wheel hubs due to its high load capacity. For aerospace, it’s less common but can be found in ground support equipment.

Key Fields for 82550-82931 Bearing
82550-82931 Bearing is a solid choice for railway applications, particularly in freight car axles. Its standard radial clearance offers flexibility for various load and speed requirements.

Q&A

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