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TS (Single Row Tapered Roller Bearings) (Imperial) 2875-2821

TS (Single Row Tapered Roller Bearings) (Imperial) 2875-2821

The 2875-2821 is a single-row tapered roller bearing with a 1.25″ bore and 2.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 16400 lbf radially and 2690 lbf thrust, suitable for moderate-speed applications.

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 industrial machinery or automotive applications where combined loads are common.

Weighing just 1lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 2875-2821
  • Brand TFL
  • Interchangeable Timken
  • Size 1.25" x 2.875" x 0.8751"
  • Bore Dia 1.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.9375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8751"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.52"
  • Cone Backface Backing Diameter 1.77"
  • Cup Frontface Backing Diameter 2.72"
  • Cup Backface Backing Diameter 2.56"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.22"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 2875
  • Cup Part Number 2821
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 2800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 16400 lbf
  • Static Radial Load 18800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4260 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2690 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 lb

Features

Performance Features of 2875-2821 Bearing

2875-2821 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 16,400 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

2875-2821 Bearing requires lubrication, ensuring smooth operation and extended service life.
Its standard radial clearance provides flexibility for different installation needs.

Application

Industrial Uses of 2875-2821 Bearing
2875-2821 Bearing is commonly used in heavy machinery like 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.

Where Is 2875-2821 Bearing Used?
You’ll often find 2875-2821 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for American-made vehicles and industrial machinery.

Built for Heavy-Duty Use: 2875-2821 Bearing
2875-2821 Bearing excels in conveyor systems and mining equipment, thanks to its high dynamic radial load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 2875-2821 Bearing
In automotive settings, 2875-2821 Bearing supports wheel assemblies and transmissions, while in aerospace, it’s used in auxiliary equipment. The ABEC-1 rating ensures reliable performance for general industrial use.

Essential Roles of 2875-2821 Bearing
2875-2821 Bearing is a go-to choice for industrial fans and pumps, where its standard radial clearance balances load handling and smooth operation. The steel cage adds extra strength for long-term reliability.

Q&A

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