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TS (Single Row Tapered Roller Bearings) (Imperial) 36990H-36920

TS (Single Row Tapered Roller Bearings) (Imperial) 36990H-36920

The 36990H-36920 is a single-row tapered roller bearing with a 7″ bore and 8.9375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 44400 lbf radially and 8680 lbf thrust, making it a versatile choice.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or heavy-duty equipment where combined loads are common.

Weighing 6.5 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 36990H-36920
  • Brand TFL
  • Interchangeable Timken
  • Size 7" x 8.9375" x 1.1875"
  • Bore Dia 7"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.9375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 8.43"
  • Cone Backface Backing Diameter 7.44"
  • Cup Frontface Backing Diameter 8.74"
  • Cup Backface Backing Diameter 8.43"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.08"
  • Effective Center Location 0.5"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 36990H
  • Cup Part Number 36920
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 36900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 44400 lbf
  • Static Radial Load 103000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8680 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 6.5 lb

Features

How Is 36990H-36920 Bearing Engineered for Reliability?

36990H-36920 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 44,400 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes 36990H-36920 Bearing Suitable for High-Temperature Applications?

36990H-36920 Bearing can operate in temperatures up to 110°C without losing performance.
The chrome steel construction ensures durability and resistance to thermal expansion.
Its open design allows for easy lubrication, maintaining smooth operation under heat stress.
This makes it ideal for industrial applications where high temperatures are common.

Designed for Durability: 36990H-36920 Bearing

36990H-36920 Bearing features a single-row tapered roller design for enhanced load distribution.
The chrome steel rollers and rings provide excellent wear resistance, even under heavy loads.
Its standard radial clearance ensures consistent performance across various applications.
With a static radial load capacity of 103,000 lbf, it is built to last in demanding settings.

Steel vs Ceramic Bearings: Strengths of 36990H-36920 Bearing

36990H-36920 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-effectiveness.
This material choice ensures high dynamic and static load capacities, suitable for industrial use.
The steel cage design further enhances durability and reduces maintenance needs.
It offers a practical alternative to ceramic bearings in many heavy-duty applications.

Application

Industrial Uses of 36990H-36920 Bearing
36990H-36920 Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 36990H-36920 Bearing Used?
You’ll often find 36990H-36920 Bearing in agricultural machinery, supporting components like tractor axles and harvesters. Its inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: 36990H-36920 Bearing
36990H-36920 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 36990H-36920 Bearing
In automotive applications, 36990H-36920 Bearing is used in wheel hubs and drivetrains, providing smooth performance under heavy loads. For aerospace, its precision meets the demands of landing gear systems.

Essential Roles of 36990H-36920 Bearing
36990H-36920 Bearing is a key component in railway applications, particularly in axle boxes where its tapered rollers manage both radial and thrust loads. The standard radial clearance ensures consistent performance over time.

Q&A

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