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TS (Single Row Tapered Roller Bearings) (Imperial) 46790-46720

TS (Single Row Tapered Roller Bearings) (Imperial) 46790-46720

The 46790-46720 is a single row tapered roller bearing with a 6.5″ bore and 8.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 68200 lbf radially and 11600 lbf thrust, making it a versatile choice.

Its open design allows for easy lubrication, while the steel cage ensures durability. 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 heavy-duty applications like industrial gearboxes or large machinery where combined loads are common.

Weighing 10.2 lb, it’s built to last and complies with RoHS and REACH standards for safe use. The standard radial clearance ensures easy installation and reliable performance.

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Product Parameters

  • Part Number 46790-46720
  • Brand TFL
  • Interchangeable Timken
  • Size 6.5" x 8.875" x 1.625"
  • Bore Dia 6.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.5625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.625"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 7.72"
  • Cone Backface Backing Diameter 7.13"
  • Cup Frontface Backing Diameter 8.62"
  • Cup Backface Backing Diameter 8.23"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location 0.1"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 46790
  • Cup Part Number 46720
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 46700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 68200 lbf
  • Static Radial Load 143000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 17700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 11600 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 10.2 lb

Features

Performance Features of 46790-46720 Bearing

46790-46720 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 68,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Does 46790-46720 Bearing Resist Wear?

46790-46720 Bearing’s chrome steel construction provides excellent wear resistance, even under high loads.
The tapered roller design distributes forces evenly, reducing stress on individual components.
Its standard radial clearance allows for smooth operation and extended service life.
Regular lubrication ensures optimal performance and minimises wear over time.

Engineered for Precision: 46790-46720 Bearing

46790-46720 Bearing features precise tolerances, with bore and outer diameter variations kept within +0.001″.
The tapered roller design ensures accurate load distribution for consistent performance.
Effective center location of 0.1″ contributes to stable operation in demanding conditions.
ABEC-1 rating confirms its reliable precision for industrial applications.

Steel vs Ceramic Bearings: Strengths of 46790-46720 Bearing

46790-46720 Bearing uses chrome steel for both rings and rollers, balancing strength and affordability.
This material choice provides excellent durability while maintaining cost-effectiveness.
The steel construction handles high static radial loads up to 143,000 lbf with reliability.
Compared to ceramic options, it offers practical performance for most industrial needs.

Application

Industrial Uses of 46790-46720 Bearing
46790-46720 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Why Is 46790-46720 Bearing Essential in Machinery?
In automotive applications, 46790-46720 Bearing supports axles and wheel hubs, providing reliable performance under heavy radial and thrust loads. Its inch sizing makes it a preferred choice for American-made vehicles.

Built for Heavy-Duty Use: 46790-46720 Bearing
For industrial fans and pumps, 46790-46720 Bearing’s open design allows for easy lubrication, extending service life in high-speed operations. The steel cage adds stability during prolonged use.

Automotive vs Aerospace: Applications of 46790-46720 Bearing
While 46790-46720 Bearing excels in truck transmissions due to its load capacity, it’s also found in aerospace landing gear components. The ABEC-1 rating ensures consistent precision across both sectors.

Key Fields for 46790-46720 Bearing
In agricultural machinery, 46790-46720 Bearing withstands dirt and debris exposure while maintaining smooth operation. Its standard radial clearance adapts well to varying load conditions.

Q&A

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