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TS (Single Row Tapered Roller Bearings) (Imperial) 420-412

TS (Single Row Tapered Roller Bearings) (Imperial) 420-412

The 420-412 is a single-row tapered roller bearing with a 1.57″ bore and 3.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 26000 lbf radial and 3040 lbf thrust, making it versatile for various applications.

Its open design and steel cage ensure durability, while the tapered rollers provide smooth operation under heavy loads. The bearing requires regular lubrication and works in temperatures from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 1.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most industrial environments.

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Product Parameters

  • Part Number 420-412
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5748" x 3.25" x 1.3751"
  • Bore Dia 1.5748"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.145"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3751"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.81"
  • Cone Backface Backing Diameter 2.05"
  • Cup Frontface Backing Diameter 3.07"
  • Cup Backface Backing Diameter 2.83"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.38"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 420
  • Cup Part Number 412
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 415
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 26000 lbf
  • Static Radial Load 28000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6740 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3040 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 1.7 lb

Features

Performance Features of 420-412 Bearing

420-412 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 26,000 lbf, ensuring reliable performance in various applications.

The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environmental conditions.

420-412 Bearing requires lubrication, which helps maintain smooth operation over time.
Its standard radial clearance makes it versatile for different industrial uses.

Application

Essential Roles of 420-412 Bearing
420-412 Bearing is widely used in industrial machinery, especially in heavy-duty applications like gearboxes and conveyor systems. Its tapered roller design efficiently handles combined loads, making it reliable for continuous operation.

In automotive applications, 420-412 Bearing supports wheel hubs and differential systems, where its chrome steel construction ensures durability. The inch sizing makes it compatible with many North American vehicle models.

For construction equipment, 420-412 Bearing’s robust design handles high radial and thrust loads in excavators and cranes. The steel cage provides added strength in demanding environments.

Where Is 420-412 Bearing Used?
420-412 Bearing is commonly found in agricultural machinery, such as tractors and harvesters, where its tapered rollers manage varying loads. The open design allows for easy lubrication, extending service life.

In mining equipment, 420-412 Bearing withstands harsh conditions, thanks to its chrome steel rollers and rings. Its standard radial clearance ensures smooth performance under heavy stress.

Built for Heavy-Duty Use: 420-412 Bearing
420-412 Bearing excels in forestry equipment like log splitters and sawmills, where combined loads are frequent. The ABEC-1 rating ensures consistent precision in rugged settings.

For material handling systems, 420-412 Bearing’s tapered rollers provide stability in forklifts and pallet jacks. Its temperature range suits both indoor and outdoor operations.

Automotive vs Aerospace: Applications of 420-412 Bearing
In automotive systems, 420-412 Bearing supports drivetrain components, offering reliable performance under high stress. Its inch measurements align with many US-made parts.

For aerospace ground equipment, 420-412 Bearing handles precise loads in maintenance tools and loading systems. The chrome steel construction resists wear in frequent-use scenarios.

Q&A

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