NUP2207  ECP Cylindrical Roller Bearings by SKF
NUP2207  ECP Cylindrical Roller Bearings by SKF

SKF

Cylindrical Roller Bearings SKF NUP2207 ECP

Technical data
 
Inner diameter
35 mm
Outer diameter
72 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
0,423 kg
Scale quantity Your discount Unit price
15 3,23 € 61,31 €
30 6,46 € 58,08 €
64,54 €
exkl. MwSt, zzgl. Versandkosten

11 ready to ship

Cylindrical Roller Bearings SKF NUP2207 ECP
In Stock

Cylindrical Roller Bearings SKF NUP2207 ECP

The NUP2207 ECP cylindrical roller bearing with a 35 mm bore supports shafts axially on both sides and withstands high radial loads.

The SKF NUP2207 ECP cylindrical roller bearing is a single-row rolling bearing with an optimised internal design in the Explorer series. With key dimensions of a 35 mm bore, 72 mm outside diameter and 23 mm width, this open bearing combines a high radial load-carrying capacity with precise shaft guidance. The NUP design features fixed flanges on the outer ring, as well as a fixed flange and a loose flange disc on the inner ring. This makes this model particularly suitable as a fixed bearing for accommodating axial forces in both directions.

In which applications is the NUP2207 ECP fixed bearing used?

Design engineers and maintenance personnel primarily use this rolling bearing where significant radial loads are present and the shaft must be guided axially. Thanks to its fixed bearing function, the design withstands alternating axial forces, whilst the cylindrical rollers bear the main radial load. Typical applications include mechanical powertrains and industrial drives with a compact design. The open bearing allows for targeted lubrication via the housing and covers a temperature range from –30 to +120 degrees.

What distinguishes the ECP version with a polyamide cage?

The ECP suffix denotes an optimised internal design combined with a lightweight polyamide cage. This cage reduces the weight of the rolling element assembly and ensures quiet, vibration-damped operation. The component has a standard radial bearing clearance and offers dimensional accuracy to P0/ABEC 1 as well as increased running accuracy to P6/ABEC 3. As the outer ring has no lubrication groove, the lubricant is supplied directly from the end face.

What does the NUP design designation mean in the case of the NUP2207 ECP cylindrical roller bearing?

The NUP design features two fixed flanges on the outer ring, one fixed flange on the inner ring and a separate loose flange disc. This design allows for the transmission of guiding forces in both axial directions. The component thus acts as a fixed bearing and limits axial displacement of the supported shaft during operation.

What are the dimensions of the NUP2207 ECP cylindrical roller bearing?

The bearing has an inner diameter of 35 mm, an outer diameter of 72 mm and a width of 23 mm. It is a single-row cylindrical roller bearing without a lubrication groove on the outer ring, designed as an open system for installation in protected housings.

What does the suffix ‘ECP’ stand for at SKF?

At SKF, the abbreviation ECP refers to an optimised internal design featuring roller guidance via a polyamide cage. The polyamide cage is characterised by low friction and quiet running. The bearing is designed for operating temperatures ranging from -30 to +120 degrees.

What bearing clearance and tolerance class does this version offer?

The bearing has a standard radial clearance for standard applications involving typical thermal expansion and fits. In terms of manufacturing precision, the dimensional accuracy complies with classes P0 or ABEC 1. The running accuracy meets the tighter tolerance class P6 or ABEC 3, which contributes to improved shaft concentricity.

How is the open cylindrical roller bearing lubricated?

As this is an open design without integrated sealing washers, the lubricant supply must be ensured from the outside. As the outer ring has neither a lubrication groove nor a bore, grease or lubricating oil enters the rolling element chamber from the side via the end faces. An external housing seal protects the lubricant from contamination.

Can the NUP2207 ECP cylindrical roller bearing accommodate axial forces?

Yes, unlike pure plain bearings of the NU or N types, the NUP design can accommodate axial forces. Thanks to the combination of fixed flanges and a loose flange disc, the bearing supports axial loads in both directions, acts as a fixed bearing and, at the same time, accommodates high radial 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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