NJ2213 -E-XL-TVP2-C3 Cylindrical Roller Bearings by FAG
NJ2213 -E-XL-TVP2-C3 Cylindrical Roller Bearings by FAG

FAG

Cylindrical Roller Bearings FAG NJ2213 -E-XL-TVP2-C3

Technical data
 
Inner diameter
65 mm
Outer diameter
120 mm
Width
31 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
1,47 kg
Scale quantity Your discount Unit price
10 5,72 € 108,77 €
20 11,45 € 103,04 €
114,49 €
inkl. MwSt, zzgl. Versandkosten

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Cylindrical Roller Bearings FAG NJ2213 -E-XL-TVP2-C3
In Stock

Cylindrical Roller Bearings FAG NJ2213 -E-XL-TVP2-C3

The FAG NJ2213 -E-XL-TVP2-C3 cylindrical roller bearing, measuring 65x120x31 mm, offers a robust support bearing solution for high radial forces.

The NJ2213 -E-XL-TVP2-C3 cylindrical roller bearing is a single-row radial roller bearing from FAG designed for industrial applications. With a bore of 65 mm, an outer diameter of 120 mm and a width of 31 mm, this design can withstand high radial forces. As an open bearing, it can be integrated into existing lubrication systems. The integrated polyamide cage ensures quiet running of the cylindrical rollers during operation.

In which installation scenarios does the NJ2213 -E-XL-TVP2-C3 prove its worth as a support bearing?

This support bearing is used where high radial loads are present and the shaft needs to be guided axially in one direction. Due to the NJ design, the outer ring has two fixed flanges, whilst the inner ring has one flange. This design allows for one-sided compensation of axial displacement, such as that caused by thermal linear expansion of rotating shafts. The bearing is designed for a temperature range of -30 to +120 degrees.

What are the benefits of the polyamide cage and the C3 bearing clearance?

The slightly increased C3 radial clearance gives the rolling elements additional radial freedom. This compensation is intended to prevent the bearing from seizing should temperature differences occur between the inner and outer rings, or should tight fits cause the inner ring to expand. The TVP2 polyamide cage reduces the weight of the rotating mass and promotes smooth running. As the inner ring can be removed from one side, the inner and outer rings can be fitted separately, saving time.

What is the function of the NJ design in this bearing?

The NJ design features a support bearing with two fixed flanges on the outer ring and one flange on the inner ring. This enables the cylindrical roller bearing to accommodate high radial forces and guide the shaft in an axial direction. In the opposite direction, the design allows for axial displacement of the shaft relative to the housing.

What does the designation ‘C3’ mean in the case of the NJ2213 cylindrical roller bearing?

The designation C3 indicates a slightly increased radial bearing clearance compared with the standard version. When unassembled, there is greater radial clearance between the rollers and the raceways. This reserve is intended to counteract bearing tightening should tight mounting fits or operational heating reduce the clearance within the bearing.

What are the main dimensions of the NJ2213 -E-XL-TVP2-C3 model?

The bearing has an inner diameter of 65 mm, an outer diameter of 120 mm and a total width of 31 mm. It complies with tolerance class P0/PN or ABEC 1 and is manufactured without a groove or lubrication hole in the outer ring.

What are the key features of the TVP2 polyamide cage?

The TVP2 polyamide cage is lightweight and offers good damping properties. It guides the rollers smoothly and helps to ensure quiet operation. The material is designed for the bearing’s operating temperature range of -30 to +120 degrees.

How is the open cylindrical roller bearing lubricated?

As this open bearing is designed without integrated seals, the lubricant is supplied via the surrounding housing. Depending on the design, either grease or lubricating oil may be used. A suitable lubricant reduces friction and helps to protect the exposed working surfaces from corrosion.

Can the inner ring of this cylindrical roller bearing be removed?

The inner ring of this bearing can be removed from one side. This makes assembly and disassembly easier, as the inner ring and outer ring, together with the roller set, can be fitted separately onto the shaft and housing.

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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