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TS (Single Row Tapered Roller Bearings) (Imperial) 33885-33821

TS (Single Row Tapered Roller Bearings) (Imperial) 33885-33821

The 33885-33821 is a single-row tapered roller bearing with a 1.75″ bore and 3.75″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 29200 lbf radially and 4270 lbf in thrust, making it a versatile choice.

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 applications where combined loads are common.

Weighing 2.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for various settings.

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Product Parameters

  • Part Number 33885-33821
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 3.75" x 1.0938"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0938"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 2.09"
  • Cone Backface Backing Diameter 2.09"
  • Cup Frontface Backing Diameter 3.56"
  • Cup Backface Backing Diameter 3.35"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.3"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 33885
  • Cup Part Number 33821
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 33800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 29200 lbf
  • Static Radial Load 36200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7560 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4270 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 2.1 lb

Features

Performance Features of 33885-33821 Bearing

33885-33821 Bearing is designed with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 29,200 lbf, ensuring reliable performance in demanding conditions.

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 various environments.

33885-33821 Bearing requires lubrication, ensuring smooth operation and reduced wear.
Its standard radial clearance options provide flexibility for different applications.

Application

Common Applications of 33885-33821 Bearing
In heavy machinery, 33885-33821 Bearing handles combined loads effectively, making it suitable for construction equipment like bulldozers and excavators. Its tapered roller design ensures stability even under intense pressure.
For agricultural applications, 33885-33821 Bearing works well in tractor transmissions and harvesters, where its chrome steel construction resists wear from dust and debris. The imperial sizing simplifies replacement in older machinery.

Where Is 33885-33821 Bearing Used?
You’ll often find 33885-33821 Bearing in mining equipment, where its dynamic radial load capacity supports crushers and conveyor systems. The open design allows for regular lubrication in dusty environments.
In industrial gearboxes, 33885-33821 Bearing provides reliable performance, with its steel cage maintaining alignment during high-torque operations. The ABEC-1 rating offers sufficient precision for most mechanical drives.

Built for Heavy-Duty Use: 33885-33821 Bearing
33885-33821 Bearing excels in truck wheel hubs, managing both radial and thrust loads during long hauls. Its temperature range (-30° to 110°C) covers most operating conditions.
The bearing’s standard radial clearance makes it versatile for various industrial settings, while the interchangeable Timken design simplifies maintenance.

Automotive vs Industrial: Applications of 33885-33821 Bearing
In automotive axles, 33885-33821 Bearing supports heavy vehicles with its 36200 lbf static load capacity. The tapered rollers distribute weight evenly for smoother rides.
For industrial fans, this bearing’s dynamic thrust rating (4270 lbf) handles axial loads efficiently. The steel cage prevents roller misalignment during continuous operation.

Perfect Fit for Machinery: 33885-33821 Bearing
33885-33821 Bearing works well in paper mill rollers, where its combined load capability handles both radial and axial forces. The chrome steel components resist corrosion in humid environments.
In food processing equipment, the bearing’s standard clearance accommodates thermal expansion during cleaning cycles. Its 2.1 lb weight balances durability with manageable size.

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