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TS (Single Row Tapered Roller Bearings) (Imperial) 3660-3620

TS (Single Row Tapered Roller Bearings) (Imperial) 3660-3620

The 3660-3620 is a single-row tapered roller bearing with a 0.8125″ bore and 2.4375″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 19900 lbf radially and 2500 lbf thrust, making it versatile for various applications.

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

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

Weighing just 1 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

The standard radial clearance ensures easy installation, while the ABEC-1 rating balances precision and affordability. Suitable for applications requiring durability and consistent performance.

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Product Parameters

  • Part Number 3660-3620
  • Brand TFL
  • Interchangeable Timken
  • Size 0.8125" x 2.4375" x 1.125"
  • Bore Dia 0.8125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1975"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.16"
  • Cone Backface Backing Diameter 1.32"
  • Cup Frontface Backing Diameter 2.28"
  • Cup Backface Backing Diameter 2.05"
  • Cage Cone Frontface Clearance 0.04"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.47"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3660
  • Cup Part Number 3620
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 19900 lbf
  • Static Radial Load 20200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5160 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2500 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 lb

Features

Performance Features of 3660-3620 Bearing

3660-3620 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 19,900 lbf, ensuring reliable performance in various applications.

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

3660-3620 Bearing’s standard radial clearance provides flexibility for different operational needs.
Its ABEC-1 rating ensures consistent precision and smooth operation.

The open design simplifies lubrication, making maintenance straightforward.
This bearing is interchangeable with Timken models, offering convenience for replacements.

Application

Industrial Uses of 3660-3620 Bearing
3660-3620 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 3660-3620 Bearing Used?
In automotive applications, 3660-3620 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 3660-3620 Bearing
For industrial fans and pumps, 3660-3620 Bearing offers stability and long service life, thanks to its robust steel cage and precise tolerances. The open design allows for easy lubrication and maintenance.

Automotive vs Aerospace: Applications of 3660-3620 Bearing
While 3660-3620 Bearing is popular in automotive systems, it also finds use in aerospace ground support equipment, where its load capacity and reliability are valued. The standard radial clearance ensures smooth operation in both fields.

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