TS (Single Row Tapered Roller Bearings) (Imperial) 45282-45220

The 45282-45220 is a single-row tapered roller bearing with a 1.875″ bore and 4.125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34500 lbf radially and 5090 lbf thrust, making it versatile for various applications.

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 automotive systems where combined loads are common.

Weighing 2.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments.

The standard radial clearance can be adjusted to C3, C4, or C5 if needed. Its ABEC-1 rating ensures consistent performance for general-purpose use.

Perfect for applications requiring durability and ease of maintenance, such as conveyor systems or heavy-duty gearboxes. The tapered roller design provides excellent load distribution for longer service life.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number 45282-45220
Brand TFL
Interchangeable Timken
Size 1.875" x 4.125" x 1.1875"
Bore Dia 1.875"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.125"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.2188"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9375"
Cup Width Tolerance +0.002" to -0.01
Width 1.1875"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.14"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 2.24"
Cone Backface Backing Diameter 2.48"
Cup Frontface Backing Diameter 3.94"
Cup Backface Backing Diameter 3.66"
Cage Cone Frontface Clearance 0.1"
Cage Cone Backface Clearance 0.07"
Effective Center Location -0.32"
System of Measurement Inch
Type Bearing
Cone Part Number 45282
Cup Part Number 45220
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 45200
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 34500 lbf
Static Radial Load 42600 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 8930 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5090 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 2.8 lb

Features

Performance Features of 45282-45220 Bearing

45282-45220 Bearing is built with chrome steel rings and rollers, providing excellent resistance to combined loads.
Its dynamic radial load capacity reaches 34,500 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 conditions.

How Does 45282-45220 Bearing Reduce Friction?

45282-45220 Bearing features a tapered roller design that minimises friction during operation.
The chrome steel construction ensures smooth movement even under high radial or thrust loads.
Its effective centre location of -0.32″ helps distribute loads evenly, reducing wear.
Regular lubrication maintains optimal performance and extends the bearing’s service life.

Built for Reliability: 45282-45220 Bearing

45282-45220 Bearing offers a static radial load capacity of 42,600 lbf, ensuring dependable performance.
The standard radial clearance allows for smooth operation in various industrial applications.
Its ABEC-1 rating confirms consistent precision and quality in manufacturing.
Weighing just 2.8 lb, it combines strength with manageable size for easy handling.

Application

Essential Roles of 45282-45220 Bearing
45282-45220 Bearing is commonly used in industrial machinery, especially in heavy-duty applications like conveyor systems and gearboxes. Its tapered roller design efficiently handles combined radial and thrust loads, making it reliable for continuous operation.

In automotive applications, 45282-45220 Bearing supports wheel hubs and differential systems, where its durability ensures smooth performance. The inch sizing makes it compatible with many American and British vehicle models.

For agricultural equipment, 45282-45220 Bearing’s chrome steel construction provides strength in tractors and harvesters. The steel cage enhances its ability to withstand harsh conditions and heavy loads.

What Makes 45282-45220 Bearing a Preferred Choice?
45282-45220 Bearing is ideal for construction equipment, such as cranes and excavators, due to its robust design. The open seal type allows for easy lubrication, extending its service life in demanding environments.

In mining machinery, 45282-45220 Bearing handles high radial loads with ease, ensuring reliable performance. Its standard radial clearance offers flexibility for various operational needs.

Built for Heavy-Duty Use: 45282-45220 Bearing
45282-45220 Bearing excels in forestry equipment, like log splitters and sawmills, where its tapered rollers manage intense loads. The chrome steel rollers provide excellent wear resistance.

For railway applications, 45282-45220 Bearing supports axle boxes, ensuring smooth and safe operation. Its ABEC-1 rating balances precision and cost-effectiveness for these critical systems.