SKF
| Scale quantity | Your discount | Unit price |
|---|---|---|
| 50 | 0,23 € | 4,27 € |
| 100 | 0,45 € | 4,05 € |
| 250 | 0,68 € | 3,82 € |
| 500 | 0,90 € | 3,60 € |
The SKF 609 deep groove ball bearing, with dimensions of 9x24x7 mm, an open design and P5 precision, provides precise support for confined installation spaces.
The 609 deep groove ball bearing is a single-row radial ball bearing from SKF designed for space-saving applications. With a 9 mm bore, 24 mm outer diameter and 7 mm width, this open bearing accommodates radial and moderate axial loads. Manufactured from standard rolling-element bearing steel 100Cr6 and fitted with a sheet steel cage, the Explorer version is designed for high load-carrying capacity. The permissible temperature range is from –20 to +120 degrees Celsius.
Design engineers primarily use the 609 deep groove ball bearing in compact shaft mountings with limited radial installation space. Thanks to its dimensions of 9x24x7 mm, the component fits into narrow housings without a flange or groove. As this is an open rolling bearing without integrated seals, installation requires a clean, protected environment. The absence of abrasive sealing lips keeps the friction torque to a minimum.
SKF manufactures this bearing with P6 dimensional accuracy and a finer P5 running accuracy. The tighter tolerances of the raceways reduce radial deviations during operation and promote low-vibration running. In combination with the standard radial bearing clearance, the bearing is suitable for use within a temperature range of –20 to +120 degrees Celsius. The open design also allows for flexible lubricant selection, using either oils or greases.
With an internal diameter of 9 mm, an external diameter of 24 mm and a width of 7 mm, the bearing complies with the standard dimensions for small shafts in mechanical engineering. The outer ring is cylindrical in design and has neither a flange nor a snap ring groove.
This specification indicates a higher level of precision than the standard tolerance. Dimensional accuracy P6 defines tighter manufacturing tolerances for bore and outer diameters, whilst running accuracy P5 specifies particularly precise concentricity of the rings. This ensures smooth running of the shaft at higher speeds.
Open roller bearings do not have integrated seals or cover plates, which minimises internal friction and allows for easy start-up. They are used in enclosed assemblies where the housing protects against the ingress of dirt and lubricants are kept outside the bearing.
The permissible temperature range is from -20 to +120 degrees Celsius. Both the rolling elements and rings made of 100Cr6 and the sheet steel cage retain their dimensional stability within this temperature range. The operating temperature limit also depends on the selected grease or lubricating oil.
SKF Explorer features an optimised internal geometry and refined raceway surfaces. Combined with high-purity rolling bearing steel, this design reduces friction peaks and improves the rolling behaviour of the balls. This contributes to a longer service life whilst maintaining the same installation space.
Standard radial bearing clearance accommodates common shaft and housing fits at normal operating temperatures. The internal radial clearance prevents the rolling elements from becoming jammed after press-fitting and ensures even load distribution.
SKF Group
Sven Wingquists Gata 2, 415 50 Gothenburg, Sweden
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