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TS (Single Row Tapered Roller Bearings) (Imperial) 03066X-03157X

TS (Single Row Tapered Roller Bearings) (Imperial) 03066X-03157X

The 03066X-03157X is a single-row tapered roller bearing with a bore of 0.6693″ and outer diameter of 1.5748″, crafted from durable chrome steel. It handles combined loads, with a dynamic radial capacity of 5400 lbf and a thrust rating of 745 lbf.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. It suits applications like automotive axles or industrial gearboxes where combined loads are common.

Weighing just 0.200 lb, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards, it’s a safe and dependable option for various mechanical needs.

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Product Parameters

  • Part Number 03066X-03157X
  • Brand TFL
  • Interchangeable Timken
  • Size 0.6693" x 1.5748" x 0.5626"
  • Bore Dia 0.6693"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 1.5748"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.578"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.4375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.5626"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 0.83"
  • Cone Backface Backing Diameter 0.85"
  • Cup Frontface Backing Diameter 1.48"
  • Cup Backface Backing Diameter 1.34"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance -0.01"
  • Effective Center Location -0.2"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 03066X
  • Cup Part Number 03157X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 5400 lbf
  • Static Radial Load 4780 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 1400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 745 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 0.200 lb

Features

Performance Features of 03066X-03157X Bearing

03066X-03157X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 5400 lbf, making it suitable for demanding applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

03066X-03157X Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 03066X-03157X Bearing
03066X-03157X Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 03066X-03157X Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for Timken bearings in many vehicles.

For industrial conveyor systems, 03066X-03157X Bearing’s open design allows for easy lubrication, extending service life in high-use environments. The steel cage adds extra strength, making it suitable for continuous operation.

Why Is 03066X-03157X Bearing Essential in Machinery?
03066X-03157X Bearing plays a key role in machinery that requires precise load distribution, such as gearboxes and pumps. Its tapered rollers reduce friction, improving efficiency and longevity.

The bearing’s compatibility with Timken models makes it a versatile choice for maintenance and repairs. Its standard radial clearance ensures smooth operation without frequent adjustments.

In power transmission systems, 03066X-03157X Bearing handles both radial and thrust loads effortlessly. The ABEC-1 rating guarantees consistent performance for general industrial applications.

Built for Heavy-Duty Use: 03066X-03157X Bearing
03066X-03157X Bearing is designed to withstand harsh conditions, making it ideal for mining and forestry equipment. The chrome steel rollers and rings provide excellent wear resistance.

Its open seal type simplifies maintenance, allowing for quick relubrication during downtime. The bearing’s dynamic load capacity ensures reliability in high-stress environments.

For agricultural machinery, 03066X-03157X Bearing offers dependable performance in tractors and harvesters. The steel cage keeps rollers aligned, even under heavy loads.

Automotive vs Aerospace: Applications of 03066X-03157X Bearing
In automotive systems, 03066X-03157X Bearing is often found in drivetrains and axles, where its combined load capacity is crucial. The imperial sizing suits many North American vehicle designs.

While not typically used in aerospace, this bearing excels in ground support equipment like tugs and loaders. Its temperature range and durability make it suitable for varied operational conditions.

For industrial fans and blowers, 03066X-03157X Bearing provides smooth rotation and long service life. The ease of interchangeability with Timken models adds to its practicality.

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