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21316 EK/C3 Double Row Spherical Roller Bearing

21316 EK/C3 Double Row Spherical Roller Bearing

The 21316 EK/C3 is a double row spherical roller bearing with an 80mm bore and 170mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 74412 lbf and operates smoothly at speeds up to 5300 RPM.

Its open design and tapered bore ensure easy installation, while the steel cage provides reliable performance. The bearing features a lubrication groove and hole for easy maintenance.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial loads are common.

Weighing 4.55kg, it’s built to last in temperatures from -30°C to 200°C. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 21316 EK/C3
  • Brand TFL
  • Interchangeable SKF
  • Size 80 x 170 x 39 mm
  • Bore Dia 80 mm
  • Bore Dia Tolerance +0.03mm to 0
  • Outer Dia 170 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 39 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 106 mm
  • Shoulder/Recess Dia Of Outer Ring 141 mm
  • Width Of Lubrication Groove 6 mm
  • Diameter Of Lubrication Hole 3 mm
  • Chamfer Dimension min.2.1 mm
  • System of Measurement Metric
  • Radial run-out Standard
  • Bearing Type Roller
  • Roller Bearing Type Spherical
  • Bore Type Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 74412 lbf
  • Static Radial Load 84303 lbf
  • Max Speed 5300 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C3
  • RoHs Compliant
  • REACH Compliant
  • Weight 4.55 kg
  • Price （US$） 101.9

Features

Performance Features of 21316 EK/C3 Bearing

21316 EK/C3 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 74412 lbf, ensuring reliable performance in heavy-duty applications.

The double-row spherical roller design allows for self-alignment, reducing stress and wear.
This makes 21316 EK/C3 Bearing suitable for applications where misalignment might occur.

With a maximum speed of 5300 rpm, it balances high performance and durability.
The C3 radial clearance ensures smooth operation even under varying thermal conditions.

21316 EK/C3 Bearing operates in temperatures from -30° to 200°C, making it versatile.
Its steel cage maintains roller alignment, extending the bearing’s service life.

Application

Industrial Uses of 21316 EK/C3 Bearing
21316 EK/C3 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads effortlessly. The spherical roller construction adapts well to misalignment, ensuring reliable performance in tough conditions.

Where Is 21316 EK/C3 Bearing Used?
You’ll often spot 21316 EK/C3 Bearing in mining equipment, where its high dynamic load capacity keeps operations running smoothly. The tapered bore also makes installation and maintenance a breeze, even in remote locations.

Built for Heavy-Duty Use: 21316 EK/C3 Bearing
21316 EK/C3 Bearing shines in paper mills and steel plants, thanks to its chrome steel rollers and robust cage. The C3 radial clearance allows for thermal expansion, perfect for high-temperature environments.

Automotive vs Aerospace: Applications of 21316 EK/C3 Bearing
In automotive applications, 21316 EK/C3 Bearing supports drivetrains and wheel hubs, while in aerospace, it’s trusted for auxiliary systems. Its versatility and durability make it a go-to for demanding sectors.

Perfect Fit for Automation: 21316 EK/C3 Bearing
21316 EK/C3 Bearing is ideal for robotic arms and conveyor systems, where precision and load capacity matter. The open design simplifies lubrication, ensuring long service life in continuous operations.

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