NJ2205 -E-XL-TVP2-C3 Cylindrical Roller Bearings by FAG
NJ2205 -E-XL-TVP2-C3 Cylindrical Roller Bearings by FAG

FAG

Cylindrical Roller Bearings FAG NJ2205 -E-XL-TVP2-C3

Technical data
 
Inner diameter
25 mm
Outer diameter
52 mm
Width
18 mm
Roller rows
Single row bearing
Seal
None, open bearing
Cage
Polyamide cage
Clearance
Slightly increased radial clearance
Running accuracy
Tolerance class P0/PN2 / ABEC 1
Current insulation
No current insulation
Bore
Cylindrical bore
Outer ring
Without groove/lubrication holes
Design
Support bearing (axial displacement), inner ring removable on one side
Temperature range
-30 to +120 °C
Weight
0,167 kg
Scale quantity Your discount Unit price
25 1,42 € 27,00 €
35 2,84 € 25,58 €
28,42 €
exkl. MwSt, zzgl. Versandkosten

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Cylindrical Roller Bearings FAG NJ2205 -E-XL-TVP2-C3
In Stock

Cylindrical Roller Bearings FAG NJ2205 -E-XL-TVP2-C3

The FAG NJ2205 -E-XL-TVP2-C3 cylindrical roller bearing offers high radial load-carrying capacity with compact dimensions of 25x52x18 mm for demanding industrial drives.

The NJ2205 -E-XL-TVP2-C3 cylindrical roller bearing is a single-row radial roller bearing designed for demanding mechanical engineering applications. Thanks to the line contact of the cylindrical rollers, this design can accommodate very high radial loads. The open bearing has a bore of 25 mm, an outer diameter of 52 mm and a width of 18 mm. As a support bearing of the NJ design, it supports shafts radially and absorbs axial forces from one direction, whilst the inner ring is removable from one side.

What loads does the NJ2205 cylindrical roller bearing accommodate?

This radial roller bearing primarily withstands high radial forces whilst also acting as a support bearing for single-direction axial loads. The fixed flange on the inner ring and the two flanges on the outer ring absorb axial guiding forces in one direction, whilst axial displacement in the opposite direction remains possible. As the inner ring can be removed from one side, the inner and outer rings can be fitted separately, which simplifies handling during installation and maintenance.

What are the advantages of a polyamide cage and C3 clearance?

The suffixes denote specific technical characteristics of this variant. The abbreviation TVP2 indicates a solid polyamide window cage, which ensures smooth running and keeps the rolling bearing’s own weight low. The C3 bearing clearance denotes a slightly increased radial bearing clearance compared with the standard clearance. It compensates for operational heating or tight press fits without causing the bearing to become stressed. The permissible temperature range is from -30 to +120 degrees Celsius.

What are the distinctive features of the NJ design in the NJ2205 cylindrical roller bearing?

The NJ design features two fixed flanges on the outer ring and one fixed flange on the inner ring. This enables the bearing to function as a support bearing. In addition to high radial forces, it also accommodates axial forces in one direction. In the opposite direction, the design allows for axial displacement of the shaft relative to the housing.

What are the dimensions of the NJ2205 -E-XL-TVP2-C3 cylindrical roller bearing?

The bearing has an internal diameter of 25 mm, an external diameter of 52 mm and a width of 18 mm. It complies with tolerance class P0 or ABEC 1 and has a single-row design. Thanks to its standard dimensions, it can be integrated precisely into existing housing designs.

What does the suffix ‘TVP2’ mean in relation to this FAG bearing?

The abbreviation TVP2 refers to a solid cage made of polyamide. This material is characterised by good damping properties and low friction. The cage guides the cylindrical rollers securely and is suitable for operating temperatures ranging from –30 to +120 degrees Celsius, limited by the thermal resistance of the polyamide material.

Why has bearing air class C3 been chosen?

The designation C3 indicates an increased radial clearance compared with the standard CN version. This increased bearing clearance prevents the rolling elements from becoming jammed when temperature differences occur between the inner and outer rings during operation, or when tight fits on the shaft and housing reduce the radial clearance.

How is the NJ2205 open cylindrical roller bearing lubricated?

As this is an open bearing without integrated sealing washers, the bearing housing requires external sealing. Depending on the application, lubrication is provided by oil or grease from the system. The outer ring has no lubrication bore, so the lubricant is supplied directly via the end faces.

Can the inner ring be fitted separately during assembly?

Yes, the inner ring of the NJ2205 cylindrical roller bearing can be removed from one side. This feature makes installation easier, as you can mount the inner and outer rings independently of one another on the shaft and in the housing respectively. During assembly, the assemblies are slid axially into one another.

Schaeffler Technologies AG & Co. KG
Industriestraße 1-3, 91074 Herzogenaurach, Germany
info.de@schaeffler.com, https://www.schaeffler.de/de/meta/impressum/

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