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TS (Single Row Tapered Roller Bearings) (Imperial) 1985-1929

TS (Single Row Tapered Roller Bearings) (Imperial) 1985-1929

The 1985-1929 is a single-row tapered roller bearing with a 1.125″ bore and 2.375″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 10900 lbf radially and 1590 lbf thrust, making it versatile for various applications.

Its open design allows 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, offering a practical replacement option. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing just 0.5 lb, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 1985-1929
  • Brand TFL
  • Interchangeable Timken
  • Size 1.125" x 2.375" x 0.7501"
  • Bore Dia 1.125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.762"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.5937"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.7501"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.32"
  • Cone Backface Backing Diameter 1.34"
  • Cup Frontface Backing Diameter 2.20"
  • Cup Backface Backing Diameter 2.05"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0"
  • Effective Center Location -0.23"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 1985
  • Cup Part Number 1929
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 1900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 10900 lbf
  • Static Radial Load 11300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 2820 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 1590 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 0.5 lb

Features

Performance Features of 1985-1929 Bearing

1985-1929 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 10,900 lbf, ensuring reliable performance in various applications.
The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in diverse operating conditions.

How Does 1985-1929 Bearing Reduce Friction?

1985-1929 Bearing’s tapered roller design minimises friction, enabling smooth operation under combined loads.
The chrome steel construction ensures durability while maintaining efficient performance.
Precision-engineered cage clearances help keep rollers in place, reducing wear over time.
This design also supports effective lubrication, further enhancing its friction-reducing properties.

Engineered for Precision: 1985-1929 Bearing

1985-1929 Bearing features precise dimensional tolerances, ensuring accurate fit and performance.
Its chrome steel components provide consistent operation within the -30° to 110°C temperature range.
The standard radial clearance option makes it versatile for different applications.
With ABEC-1 rating, it delivers reliable precision for industrial uses.

Steel vs Ceramic Bearings: Strengths of 1985-1929 Bearing

1985-1929 Bearing uses chrome steel for both rings and rollers, offering excellent strength-to-weight ratio.
This material choice provides good wear resistance while remaining cost-effective compared to ceramic options.
The steel cage complements this design, ensuring proper roller guidance under load.
Its 0.5 lb weight makes it practical for various industrial applications.

Application

Industrial Uses of 1985-1929 Bearing
1985-1929 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 demanding environments.

In automotive applications, 1985-1929 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 1985-1929 Bearing’s open design simplifies maintenance, while its steel cage offers long-lasting wear resistance. The standard radial clearance allows for smooth operation in high-load scenarios.

Where Is 1985-1929 Bearing Used?
You’ll often find 1985-1929 Bearing in gearboxes and power transmission systems, where its tapered rollers manage both radial and thrust loads. The ABEC-1 rating ensures consistent performance for general industrial needs.

In farming equipment like tractors, 1985-1929 Bearing’s robust design handles rough terrain and heavy loads. The inch measurements make it easy to replace in older machinery without metric compatibility.

Built for Heavy-Duty Use: 1985-1929 Bearing
1985-1929 Bearing excels in mining equipment, where its chrome steel rollers withstand abrasive conditions. The single-row construction keeps installation straightforward while maintaining load capacity.

For forestry machinery, 1985-1929 Bearing’s temperature range (-30° to 110°C) ensures reliability in extreme weather. The dynamic radial load rating of 10,900 lbf makes it suitable for high-stress applications.

Automotive vs Aerospace: Applications of 1985-1929 Bearing
In automotive settings, 1985-1929 Bearing is ideal for drivetrain components, balancing cost and performance. Its interchangeability with Timken bearings simplifies sourcing for repairs.

For aerospace ground support equipment, 1985-1929 Bearing’s standard radial clearance provides smooth operation without excessive precision requirements. The steel cage adds durability for frequent use.

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