Self Aligning Ball Bearing - 2203
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2203
Self-aligning Ball Bearings are ideal for challenging shaft alignments and scenarios involving shaft bending, such as transmission shafts. Featuring a spherical raceway in the outer ring aligned with the bearing center, they enable free rotation of the inner ring, balls, and cage.
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Brand
NBK
Cage Material
Steel
Bearing Industry Number
2203
Closure
Customizable
Bore Diameter
17 mm
Number of Rows
2
Bore Diameter Tolerance
+0 / -0.007 mm
Maximum Temperature
100°C / 212°F (Customizable)
Outside Diameter
40 mm​
Minimum Temperature
-30°C / -22 °F (Customizable)
Outside Diameter Tolerance
+0 / -0.009 mm
Dynamic Radial Load Capacity
8120 N
Outer Ring Width
16 mm
Static Radial Load Capacity
2070 N
Fillet Radius
0.6 mm
Maximum Speed
13000/16000 rpm (Grease/Oil)
Ring Material
AISI 52100
Lubricant Material
Grease or Oil
Ball Material
AISI 52100 (Steel) / Si3N4 (Ceramic)
ABEC Rating
3 (Customizable)
Key Features:
- Self-alignment capability
- Enables free rotation of the inner ring, balls, and cage around the bearing center.
- Accommodating dynamic misalignment of approximately 0.07 to 0.12 radians (4 to 7 degrees) under normal loads.
- Suitability for challenging installations
- Ideal for applications prone to shaft bending and where aligning the shaft and housing is difficult (such as transmission shafts).
Applications:
- Transmission shafts
- Gearboxes and speed reducers
- Agricultural machinery
- Industrial equipment prone to shaft misalignment
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