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TS (Single Row Tapered Roller Bearings) (Imperial) 2777-2729X

TS (Single Row Tapered Roller Bearings) (Imperial) 2777-2729X

The 2777-2729X is a single-row tapered roller bearing with a 1.5″ bore and 3″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 19500 lbf radially and 2630 lbf thrust, making it versatile for various applications.

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

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

Weighing just 1.1 lb, it balances strength and portability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The standard radial clearance ensures easy installation, with options for C3, C4, or C5 available. Its tapered roller design provides efficient load distribution, enhancing longevity.

Perfect for applications requiring precise alignment and high load capacity, such as gearboxes or wheel hubs. The ABEC-1 rating ensures consistent performance for general industrial use.

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Product Parameters

  • Part Number 2777-2729X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3" x 0.9361"
  • Bore Dia 1.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.01"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9361"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.220"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.71"
  • Cone Backface Backing Diameter 2.13"
  • Cup Frontface Backing Diameter 2.80"
  • Cup Backface Backing Diameter 2.64"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 2777
  • Cup Part Number 2729X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 2700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 19500 lbf
  • Static Radial Load 23000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5060 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2630 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 1.1 lb

Features

Performance Features of 2777-2729X Bearing

2777-2729X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 19,500 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Does 2777-2729X Bearing Reduce Friction?

2777-2729X Bearing features a precision-engineered tapered roller design, minimising friction during operation.
The chrome steel construction enhances durability while maintaining smooth performance under load.
Its standard radial clearance allows for optimal lubrication distribution, reducing wear over time.
This design ensures efficient power transmission in industrial applications.

Built for Reliability: 2777-2729X Bearing

2777-2729X Bearing’s single row construction provides stable performance under combined radial and thrust loads.
The chrome steel components resist wear, maintaining precision even after prolonged use.
With a static radial load capacity of 23,000 lbf, it handles demanding conditions with ease.
Its ABEC-1 rating confirms consistent quality for general industrial applications.

Steel vs Ceramic Bearings: Strengths of 2777-2729X Bearing

2777-2729X Bearing uses chrome steel for both rollers and rings, offering excellent strength-to-weight ratio.
This material choice provides better impact resistance compared to ceramic alternatives in heavy-load scenarios.
The steel cage maintains proper roller spacing, ensuring smooth rotation under stress.
Its 1.1 lb weight makes it practical for equipment where weight is a consideration.

Application

Industrial Uses of 2777-2729X Bearing
The 2777-2729X Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its tapered roller design handles combined loads effectively.
Its chrome steel construction ensures durability in demanding environments, making it a reliable choice for long-term use.

Where Is 2777-2729X Bearing Used?
You’ll often find the 2777-2729X Bearing in automotive applications like wheel hubs and differential systems, where its high load capacity is essential.
The imperial sizing makes it a convenient fit for machinery designed to US standards.

Built for Heavy-Duty Use: 2777-2729X Bearing
This bearing excels in industrial gearboxes, providing smooth operation under both radial and thrust loads.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Automotive vs Aerospace: Applications of 2777-2729X Bearing
In automotive settings, the 2777-2729X Bearing supports high-load components like axles and transmissions.
While not typically used in aerospace, its precision makes it suitable for heavy-duty industrial applications.

Perfect Fit for Automation: 2777-2729X Bearing
The 2777-2729X Bearing works well in automated conveyor systems, where its tapered rollers handle varying load directions.
Its steel cage adds stability, making it a practical choice for continuous operation.

Q&A

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