NJ220 -E-XL-M1-C3 Cylindrical Roller Bearings by FAG
NJ220 -E-XL-M1-C3 Cylindrical Roller Bearings by FAG

FAG

Cylindrical Roller Bearings FAG NJ220 -E-XL-M1-C3

Technical data
 
Inner diameter
100 mm
Outer diameter
180 mm
Width
34 mm
Roller rows
Single row bearing
Seal
None, open bearing
Cage
Brass 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 +150 °C
Weight
3,55 kg
Scale quantity Your discount Unit price
2 19,18 € 364,43 €
5 38,35 € 345,26 €
383,61 €
inkl. MwSt, zzgl. Versandkosten

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Cylindrical Roller Bearings FAG NJ220 -E-XL-M1-C3
In Stock

Cylindrical Roller Bearings FAG NJ220 -E-XL-M1-C3

The FAG NJ220 -E-XL-M1-C3 cylindrical roller bearing, measuring 100 x 180 x 34 mm, withstands high radial forces and serves as a single-sided support bearing.

The FAG NJ220 -E-XL-M1-C3 cylindrical roller bearing is a single-row rolling bearing designed for demanding industrial applications. With a bore of 100 mm, an outside diameter of 180 mm and a width of 34 mm, this bearing can handle high radial loads. Manufactured to tolerance class P0/PN or ABEC 1 and featuring a robust brass cage, this design meets high requirements for dimensional accuracy and strength during operation.

What is the NJ220 -E-XL-M1-C3 cylindrical roller bearing suitable for?

This design is used in shaft bearings where high radial forces are present and defined axial guidance is required. The NJ design acts as a support bearing: it guides the shaft in an axial direction and internally compensates for thermal expansion in the opposite direction. As the inner ring is designed to be removable from one side, the inner and outer rings can be fitted separately, which simplifies handling during installation and maintenance.

What do C3 bearing clearance and a brass cage mean for your application?

The suffixes provide information on suitability for thermal stress. The designation C3 indicates a slightly increased radial clearance. This ensures smooth running even when temperature differences occur between the inner and outer rings or when tight fits reduce the bearing clearance. The integrated brass cage (M1) withstands mechanical loads. The open bearing allows for an operating temperature range of -30 to +150 degrees and requires an application-specific lubrication system.

What is the function of the NJ design in the NJ220 -E-XL-M1-C3 cylindrical roller bearing?

The NJ design features two fixed flanges on the outer ring and one fixed flange on the inner ring. As a result, the bearing acts as a support bearing, which accommodates radial loads and supports axial forces in one direction. In the opposite direction, the design allows for axial displacement of the shaft without constraint.

What are the dimensions of the NJ220 -E-XL-M1-C3 cylindrical roller bearing?

This cylindrical roller bearing has an inside diameter of 100 mm, an outside diameter of 180 mm and a width of 34 mm. This single-row component is designed as an open version without cover plates or sealing rings, allowing lubricants to reach the rollers directly.

Why is the increased clearance (C3) beneficial for this bearing?

The designation C3 indicates a larger radial bearing clearance compared with the standard version. This margin compensates for operational heating or radial compression in the case of tight shaft and housing fits. As a result, the bearing is less prone to stress when temperatures fluctuate.

What are the advantages of the fitted M1 brass cage?

A solid brass cage is characterised by its strength and resistance to vibrations. The component maintains the dimensional stability of the rolling elements under demanding operating conditions and is designed for applications involving impact loads or varying accelerations.

What is the operating temperature range for the bearing?

The bearing is designed for an operating temperature range of -30 to +150 degrees. As this is an open design without integrated seals, the actual operating limit depends primarily on the thermal resistance of the externally supplied lubricating oil or grease.

Does the outer ring have a lubrication hole?

The outer ring of this bearing is designed without a groove or lubrication bore. Grease or lubricating oil must therefore be supplied from the side via the adjacent structure of the bearing housing to enable the raceways to be lubricated.

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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