NU2314  ECP Cylindrical Roller Bearings by SKF
NU2314  ECP Cylindrical Roller Bearings by SKF

SKF

Cylindrical Roller Bearings SKF NU2314 ECP

Technical data
 
Inner diameter
70 mm
Outer diameter
150 mm
Width
51 mm
Roller rows
Single row bearing
Seal
None, open bearing
Cage
Polyamide cage
Clearance
Normal radial clearance
Running accuracy
Dimensional accuracy P0/PN or ABEC 1, running accuracy P6 or ABEC 3
Current insulation
No current insulation
Bore
Cylindrical bore
Outer ring
Without groove/lubrication holes
Version2
Improved interior construction
Design
Floating bearing, inner ring removable on both sides
Temperature range
-30 to +120 °C
Version
Explorer
Weight
3,928 kg
Scale quantity Your discount Unit price
2 9,67 € 183,71 €
5 19,34 € 174,04 €
193,38 €
exkl. MwSt, zzgl. Versandkosten

4 ready to ship

Cylindrical Roller Bearings SKF NU2314 ECP
In Stock

Cylindrical Roller Bearings SKF NU2314 ECP

The SKF NU2314 ECP cylindrical roller bearing, a single-row idler bearing measuring 70x150x51 mm, can accommodate high radial loads.

The SKF NU2314 ECP cylindrical roller bearing is an open, single-row roller bearing with a cylindrical bore designed for high radial loads. With an inside diameter of 70 mm, an outside diameter of 150 mm and a width of 51 mm, this Explorer design features an optimised internal structure for even load distribution. It is primarily used where high radial forces occur and axial length changes in the shaft must be compensated for without restriction.

Where is the NU2314 ECP cylindrical roller bearing used as a non-locating bearing?

This bearing serves as a pure idler bearing in applications with high radial loads and no axial guiding forces. As the inner ring has no flanges, it can be displaced axially on both sides relative to the roller set. This serves to prevent stress concentrations resulting from thermal shaft expansion during operation. As the NU2314 ECP cylindrical roller bearing has an open design and the outer ring has no lubrication bore, the lubricant is supplied via the housing design.

What are the advantages of the NU design and the polyamide cage in the NU2314 ECP?

The NU design is characterised by two solid flanges on the outer ring and a smooth, flangeless inner ring. This allows the inner and outer rings to be fitted separately, which facilitates installation and subsequent maintenance work. The integrated polyamide cage guides the cylindrical rollers and is characterised by its low weight. With standard radial clearance and a permissible temperature range of –30 to +120 degrees, the component meets defined standard operating conditions.

What are the dimensions of the NU2314 ECP cylindrical roller bearing?

The bearing has an inside diameter of 70 mm, an outside diameter of 150 mm and a width of 51 mm. It is a single-row bearing with a cylindrical bore. The outer ring has no ring groove or lubrication bore, so you should provide lubrication via the bearing housing.

What does the NU design designation mean for this cylindrical roller bearing?

In the NU design, the outer ring has two fixed guide flanges, whilst the inner ring has no flanges. This allows the inner ring to be removed from both sides and moved axially relative to the outer ring. This design traditionally functions as a floating bearing to compensate for axial thermal expansion of the shaft.

What are the distinctive features of the polyamide cage?

The polyamide material gives the cage elastic properties and reduces the mass of the moving components. This ensures smooth running of the rolling elements and reduces friction within the bearing. The permissible temperature range for this type of cage is -30 to +120 degrees Celsius, which covers use in many standard applications.

What tolerance classes apply to the NU2314 ECP?

The bearing complies with tolerance class P0 or ABEC 1 in terms of dimensional accuracy. The running accuracy corresponds to the higher class P6 or ABEC 3. This combination ensures precise concentricity of the shaft, whilst the connection dimensions for the shaft and housing comply with the relevant standards.

How is the NU2314 ECP open cylindrical roller bearing lubricated?

As the bearing is supplied without integrated sealing washers, lubrication via the surrounding structure is required. You may use either grease or lubricating oil. Ensure that the housing is properly sealed so that neither contaminants can enter the roller system nor lubricant can leak out.

What are the distinctive features of the SKF Explorer version of this bearing?

The Explorer version from SKF features an optimised internal design. The raceways and roller surfaces are geometrically matched in such a way as to reduce edge loading. This promotes even load distribution across the entire roller line under high radial operating forces.

SKF Group
Sven Wingquists Gata 2, 415 50 Gothenburg, Sweden
info@skf.com, https://www.skf.com/uk/footer/site-ownership

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