SKF 21313 EK
- By SKF
- Part #: 21313 EK
€ 123,36 Excl. tax: € 101,95
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SKF Explorer Spherical Roller Bearing 21313 EK
Description
The SKF 21313 EK is a high-performance spherical roller bearing from the Explorer series, designed to withstand heavy radial and axial loads in both directions. Its self-aligning capability makes it insensitive to shaft deflection and misalignment of the shaft relative to the housing. This bearing features a tapered bore for mounting with an adapter sleeve, ensuring a tight fit on the shaft.
Specifications
- Manufacturer: SKF
- Part Number: 21313 EK
- Type: Spherical Roller Bearing
- Bore Diameter: 65 mm
- Outer Diameter: 140 mm
- Width: 33 mm
- Bore Type: Tapered (1:12)
- Cage Material: Stamped Steel
- Rows of Rollers: Double Row
Label Info
- Brand: SKF Explorer
- Model: 21313 EK
- Country of Manufacture: Great Britain
Application
Ideal for use in heavy industrial equipment such as gearboxes, wind turbines, continuous casting machines, pumps, fans, and material handling systems where reliability and long service life are critical.
Country of Origin
Made in Great Britain.
CO2 Impact
Choosing this surplus bearing over a new one saves approximately 5.8 kg of CO2, contributing to a more sustainable industrial operation.
Availability
This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.
FAQ
What does the ‘EK’ suffix mean on this SKF 21313 bearing?
The ‘E’ signifies SKF’s updated internal design for spherical roller bearings, offering optimized roller geometry for higher load capacity and longer life. The ‘K’ indicates that the bearing has a tapered bore with a standard 1:12 taper, designed for mounting on an adapter or withdrawal sleeve.
What is the correct mounting procedure for a bearing with a tapered bore like this one?
A bearing with a tapered bore requires precise mounting to achieve the correct internal clearance reduction. This is typically done using an adapter sleeve (e.g., H series) or by driving the bearing up a tapered shaft seat. The SKF Drive-up Method or measuring the axial drive-up distance are recommended procedures to ensure correct fit and prevent premature failure.
Is this SKF Explorer bearing interchangeable with a non-Explorer 21313 EK?
Yes, it is dimensionally interchangeable. However, the Explorer class bearing offers significant performance upgrades, including higher dynamic load ratings, improved precision, and longer service life compared to older, standard designs. While it can replace a standard bearing, the reverse is not recommended if the application was designed for Explorer performance.
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Friday, March 13, 2026
