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TS (Single Row Tapered Roller Bearings) (Imperial) DX281287-DX866264

TS (Single Row Tapered Roller Bearings) (Imperial) DX281287-DX866264

The DX281287-DX866264 is a single-row tapered roller bearing with a 9.75″ bore and 16″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 608,000 lbf and is designed for long-lasting performance.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like industrial machinery or large vehicles where robust load handling is needed.

Weighing 132.80 lb, it’s a substantial unit built for demanding environments. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number DX281287-DX866264
  • Brand TFL
  • Interchangeable Timken
  • Size 9.75" x 16" x 4.5625"
  • Bore Dia 9.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 16"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 4.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 3.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 4.5625"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 12.06"
  • Cone Backface Backing Diameter 11.3"
  • Cup Frontface Backing Diameter 15.10"
  • Cup Backface Backing Diameter 14.41"
  • Cage Cone Frontface Clearance 0.03"
  • Cage Cone Backface Clearance 0.32"
  • Effective Center Location -1.13"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number DX281287
  • Cup Part Number DX866264
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series DX
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 608000 lbf
  • Static Radial Load 816000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 158000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 89800 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 132.80 lb

Features

Performance Features of DX281287-DX866264 Bearing

DX281287-DX866264 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 608,000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.

How Is DX281287-DX866264 Bearing Engineered for Reliability?

DX281287-DX866264 Bearing features precise cone and cup dimensions, ensuring smooth operation under stress.
With a static radial load of 816,000 lbf, it handles demanding conditions without compromising performance.
The standard radial clearance options provide flexibility for different installation requirements.

Built for Durability: DX281287-DX866264 Bearing

DX281287-DX866264 Bearing’s tapered roller design distributes loads evenly, enhancing longevity.
Its chrome steel construction resists wear, even in high-temperature environments up to 110°C.
The open seal type allows for easy lubrication, maintaining optimal performance over time.

Steel vs Ceramic Bearings: Strengths of DX281287-DX866264 Bearing

DX281287-DX866264 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-effectiveness.
The dynamic thrust rating of 89,800 lbf ensures reliable performance in thrust-heavy applications.
Its ABEC-1 rating guarantees consistent precision for industrial use.

Why Choose DX281287-DX866264 Bearing for Precision Tasks?

DX281287-DX866264 Bearing’s tapered rollers provide accurate load distribution, minimising misalignment risks.
The effective center location of -1.13″ ensures stable operation in complex assemblies.
With a weight of 132.80 lb, it is robust yet manageable for large-scale installations.

Application

Industrial Uses of DX281287-DX866264 Bearing
DX281287-DX866264 Bearing is commonly used in heavy machinery like construction equipment and mining drills, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in harsh operating conditions.

Where Is DX281287-DX866264 Bearing Used?
You’ll often find DX281287-DX866264 Bearing in large industrial gearboxes and power transmission systems, thanks to its high dynamic load capacity. Its inch sizing makes it a go-to choice for North American machinery standards.

Built for Heavy-Duty Use: DX281287-DX866264 Bearing
DX281287-DX866264 Bearing excels in applications like railway axles and wind turbine gearboxes, where reliability is key. The steel cage provides added strength, making it suitable for long-term use under heavy loads.

Automotive vs Aerospace: Applications of DX281287-DX866264 Bearing
In automotive settings, DX281287-DX866264 Bearing supports truck wheel hubs, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating ensures consistent performance across different precision requirements.

Practical Applications of DX281287-DX866264 Bearing
DX281287-DX866264 Bearing is ideal for agricultural machinery like combine harvesters, where its standard radial clearance accommodates varying load conditions. The open seal design allows for easy lubrication maintenance.

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