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TS (Single Row Tapered Roller Bearings) (Imperial) 48190-48120

TS (Single Row Tapered Roller Bearings) (Imperial) 48190-48120

The 48190-48120 is a single-row tapered roller bearing with a 4.25″ bore and 6.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 43200 lbf radially and 9680 lbf thrust, making it versatile for heavy-duty use.

Its open design requires regular lubrication, but the steel cage ensures durability even under stress. 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, automotive applications, or equipment with high radial and thrust loads.

Weighing 5.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The standard radial clearance (with options for C3/C4/C5) provides flexibility for different setups. Its ABEC-1 rating ensures dependable performance for general industrial use.

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Product Parameters

  • Part Number 48190-48120
  • Brand TFL
  • Interchangeable Timken
  • Size 4.25" x 6.375" x 1.375"
  • Bore Dia 4.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.0625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.375"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.43"
  • Cone Backface Backing Diameter 4.8"
  • Cup Frontface Backing Diameter 6.16"
  • Cup Backface Backing Diameter 5.75"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location 0.15"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 48190
  • Cup Part Number 48120
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 48100
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 43200 lbf
  • Static Radial Load 69200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 9680 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 5.2 lb

Features

Performance Features of 48190-48120 Bearing

48190-48120 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 43,200 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 Is 48190-48120 Bearing Engineered for Reliability?

48190-48120 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction provides excellent wear resistance, ensuring a long service life.
Its standard radial clearance allows for smooth operation in most industrial applications.
The bearing requires lubrication, but its robust design minimises maintenance needs.

Designed for Durability: 48190-48120 Bearing

48190-48120 Bearing’s tapered roller design distributes loads evenly, reducing stress on components.
The steel cage maintains roller spacing, preventing slippage and ensuring consistent performance.
With a static radial load capacity of 69,200 lbf, it handles high-stress environments with ease.
Its ABEC-1 rating ensures reliable precision for general industrial use.

Steel vs Ceramic Bearings: Strengths of 48190-48120 Bearing

48190-48120 Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
This material choice makes it more cost-effective than ceramic bearings while maintaining high performance.
The bearing’s dynamic thrust rating of 9,680 lbf ensures reliable operation under heavy loads.
Its standard radial clearance offers flexibility for various installation requirements.

Application

Key Fields for 48190-48120 Bearing
The 48190-48120 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where combined radial and thrust loads are present. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 48190-48120 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle designs.

For industrial gearboxes, 48190-48120 Bearing’s tapered roller design helps manage high-speed rotations efficiently. The open seal type allows for easy lubrication, extending its service life in continuous operation.

Where Is 48190-48120 Bearing Used?
You’ll often find 48190-48120 Bearing in mining equipment, where its robust design handles extreme loads and harsh conditions. The steel cage adds extra strength to withstand vibrations.

In conveyor systems, 48190-48120 Bearing supports heavy loads while maintaining smooth operation. Its standard radial clearance makes it adaptable to various industrial settings.

Built for Heavy-Duty Use: 48190-48120 Bearing
The 48190-48120 Bearing excels in forestry machinery, where its tapered rollers manage both radial and axial forces effectively. The chrome steel rollers resist wear even under constant stress.

For railway applications, 48190-48120 Bearing ensures stable performance in bogies and axle boxes. Its ABEC-1 rating provides sufficient precision for these critical components.

Automotive vs Aerospace: Applications of 48190-48120 Bearing
In automotive systems, 48190-48120 Bearing is ideal for truck transmissions, offering reliable load handling. The inch measurements align with standard automotive parts.

For aerospace ground equipment, 48190-48120 Bearing supports heavy lifting mechanisms. Its temperature range suits both indoor and outdoor use.

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