NUP213  ECP Cylindrical Roller Bearings by SKF
NUP213  ECP Cylindrical Roller Bearings by SKF

SKF

Cylindrical Roller Bearings SKF NUP213 ECP

Technical data
 
Inner diameter
65 mm
Outer diameter
120 mm
Width
23 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
Fixed bearing
Temperature range
-30 to +120 °C
Version
Explorer
Weight
1,082 kg
Scale quantity Your discount Unit price
10 5,25 € 99,83 €
20 10,50 € 94,58 €
105,08 €
exkl. MwSt, zzgl. Versandkosten

30 ready to ship

Cylindrical Roller Bearings SKF NUP213 ECP
In Stock

Cylindrical Roller Bearings SKF NUP213 ECP

The SKF NUP213 ECP cylindrical roller bearing is a single-row fixed bearing designed to withstand high radial loads, with dimensions of 65x120x23 mm.

The NUP213 ECP cylindrical roller bearing is an open rolling bearing designed for industrial applications that combine radial load-carrying capacity with axial shaft guidance on both sides. SKF manufactures this version in the Explorer class with optimised internal geometry. Fitted with a lightweight polyamide cage and standard radial clearance, the unit operates with low vibration. The design is suitable for applications where shafts are precisely guided and operating temperatures range from -30 to +120 degrees.

What loads can the NUP213 ECP cylindrical roller bearing accommodate?

This rolling bearing primarily supports high radial forces on mounted shafts. Thanks to the line contact between the rollers and raceways, the bearing distributes mechanical loads evenly across the 23 mm wide contact zone. At the same time, the design, with its flanged arrangement, allows axial guidance forces to be supported in both directions. The open bearing design is intended for lubrication via the oil or grease circuit of the surrounding assembly.

What function does the NUP design fulfil as a fixed bearing?

The NUP design features two fixed flanges on the outer ring, as well as one fixed flange and one loose flange disc on the inner ring. As a result, the bearing fixes the shaft in both axial directions and acts as a fixed bearing. It should be noted in the design that the outer ring is manufactured without a groove or lubrication bore. The component combines dimensional accuracy to P0 or ABEC 1 with enhanced running accuracy of class P6 or ABEC 3.

What are the dimensions of the NUP213 ECP cylindrical roller bearing?

The bearing has an internal diameter of 65 mm, an external diameter of 120 mm and a total width of 23 mm. These key dimensions comply with the standard specifications for metric cylindrical roller bearings and facilitate installation in standardised housings and on suitable shaft seats.

What does the designation ‘NUP’ mean in the context of cylindrical roller bearings?

The abbreviation NUP denotes a fixed bearing with two fixed flanges on the outer ring and one fixed flange and one loose flange disc on the inner ring. This design guides the shaft axially in both directions and, in addition to high radial forces, also accommodates limited axial forces.

What are the properties of the polyamide cage used in the assembly?

The polyamide cage reduces the overall weight of the roller guide and ensures low inertial forces during changes in rotational speed. Furthermore, the material promotes low-vibration operation and is designed for operating temperatures ranging from -30 to +120 degrees.

What is the clearance in the NUP213 ECP cylindrical roller bearing?

This model has the standard radial bearing clearance. This design is optimised for standard fits and uniform operating temperatures, where there are no extreme temperature differences between the inner and outer rings that would require an increased bearing clearance such as C3.

Does the bearing need to be sealed before fitting?

As this is an open bearing without integrated grinding or cover discs, the bearing assembly requires external seals in the housing design. These external components keep out dirt particles and prevent grease or lubricating oil from leaking out during operation.

What makes the SKF Explorer version stand out?

SKF Explorer bearings feature a refined surface finish on the raceways and optimised internal geometry. This enhancement improves the lubrication film behaviour between the rollers and the raceways, thereby reducing friction and ensuring that the bearing retains its dimensional stability even under demanding load cycles.

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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