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TS (Single Row Tapered Roller Bearings) (Metric) 33012
TS (Single Row Tapered Roller Bearings) (Metric) 33012

TS (Single Row Tapered Roller Bearings) (Metric) 33012

The 2788-2720-B is a single-row tapered roller bearing with a flanged cup, measuring 1.5″ x 3″ x 1.01″. Made from durable chrome steel, it handles combined loads with a dynamic radial capacity of 19500 lbf.
Its flanged design keeps it securely in place, while the open seal allows for easy lubrication. The bearing operates smoothly in temperatures from -30°C to 110°C.
This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like axles or gearboxes where combined loads are common.
Weighing 1.3 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

The tapered roller design ensures efficient load distribution, with a dynamic thrust rating of 2630 lbf. The steel cage adds durability, while the standard radial clearance offers flexibility for different setups.
Its effective center location of -0.32″ helps maintain alignment under stress. The bearing requires regular lubrication for optimal performance.
Suitable for industrial machinery or automotive systems, it balances strength and precision. The ABEC-1 rating ensures reliable performance for most applications.
With a cone width of 1.01″ and cup width of 0.75″, it fits neatly into compact spaces without sacrificing durability.

The flange outer diameter of 3.25″ provides extra stability, while the cup flange width of 0.25″ ensures a secure fit. The cone backface clearance of 0.14″ allows for smooth rotation.
Its dynamic radial rating of 5060 lbf at 90 million revolutions highlights its long-lasting performance. The bearing’s construction makes it easy to install and maintain.
Perfect for scenarios where both radial and thrust loads are present, such as conveyor systems or heavy equipment. The chrome steel rollers resist wear, extending the bearing’s lifespan.
Compatible with standard lubrication methods, it’s a versatile choice for various industrial needs.

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Product Parameters

  • Part Number 33012
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Metric
  • Type Bearing
  • Sizes 60 mm x 95 mm x 27 mm
  • Cone Part Number X33012M
  • Cup Part Number Y33012M
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Cone Width 27 mm
  • Cone Width Tolerance -0.15mm to 0
  • Cup Width 21 mm
  • Cup Width Tolerance -0.2mm to 0
  • Width 27 mm
  • Width Tolerance +0.2mm to 0
  • Cone Backface ToClear Radius 1.52 mm
  • Cup Backface ToClear Radius 1.52 mm
  • Cone Frontface Backing Diameter 66 mm
  • Cone Backface Backing Diameter 69 mm
  • Cup Frontface Backing Diameter 91.90 mm
  • Cup Backface Backing Diameter 86.11 mm
  • Cage Cone Frontface Clearance 2.5 mm
  • Cage Cone Backface Clearance 1.8 mm
  • Effective Center Location -7.1 mm
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 33012M
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27450 lbf
  • Static Radial Load 33750 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7087.5 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3982.5 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 1.54 lb

Features

How Does 2788-2720-B Bearing Handle Combined Loads?

2788-2720-B Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 19,500 lbf, ensuring reliable performance in demanding conditions.
The flanged cup design provides better alignment and stability during operation.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 2788-2720-B Bearing Suitable for High-Temperature Applications?

2788-2720-B Bearing operates efficiently in temperatures ranging from -30° to 110°C.
The chrome steel construction ensures durability and resistance to thermal expansion.
Its tapered roller design distributes loads evenly, reducing heat buildup.
This makes it ideal for applications where temperature fluctuations are common.

Engineered for Precision: 2788-2720-B Bearing

2788-2720-B Bearing features precise tolerances, with bore diameter tolerance of +0.005″ to 0.
The tapered roller design ensures smooth operation and accurate load distribution.
Its steel cage maintains roller alignment, enhancing performance and longevity.
This makes it a reliable choice for precision machinery and equipment.

Application

Industrial Uses of 2788-2720-B Bearing
2788-2720-B Bearing is commonly used in heavy machinery like conveyor systems and agricultural equipment, where its tapered roller design handles combined loads efficiently. The flanged cup adds stability, making it ideal for applications requiring precise alignment.

In automotive applications, 2788-2720-B Bearing fits well in wheel hubs and differential systems, thanks to its robust chrome steel construction. The inch sizing ensures compatibility with many American and British vehicle models.

For industrial gearboxes, 2788-2720-B Bearing’s open design allows easy lubrication, extending service life in high-load conditions. Its standard radial clearance offers flexibility for various operational needs.

Where Is 2788-2720-B Bearing Used?
You’ll often find 2788-2720-B Bearing in construction equipment like bulldozers, where its dynamic radial load capacity supports heavy-duty operations. The steel cage enhances durability under constant stress.

In mining machinery, 2788-2720-B Bearing’s tapered rollers manage both radial and thrust loads, ensuring reliable performance. The ABEC-1 rating provides sufficient precision for most industrial applications.

Built for Heavy-Duty Use: 2788-2720-B Bearing
2788-2720-B Bearing excels in forestry equipment, where its flanged cup prevents misalignment during rough operations. The chrome steel rollers resist wear, even in dusty environments.

For pump systems, 2788-2720-B Bearing’s effective center location helps maintain balance under varying loads. Its temperature range suits both indoor and outdoor applications.

Automotive vs Aerospace: Applications of 2788-2720-B Bearing
In automotive settings, 2788-2720-B Bearing supports drivetrain components, offering reliable performance under combined loads. The inch measurements simplify replacements in older vehicles.

For aerospace ground equipment, 2788-2720-B Bearing’s standard radial clearance ensures smooth operation in auxiliary systems. Its weight is manageable without compromising strength.

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