21306 CC/W33 Spherical Roller Bearing 30x72x19mm
Category: Spherical Roller Bearings
Specifications
Inner Diameter (ID)
30
Outer Diameter (OD)
72
Width (W)
19
Overall Size (IDxODxW)
30x72x19
Dynamic Load Rating
65.7 kN
Static Load Rating
61 kN
Reference Speed
9 500 rpm
Limiting Speed
13 000 rpm
Cage Material
Steel
Seal Type
None On Both Sides
Clearance
CN
Precision
Grade 0
Operating Temperature
-40 °C to +120 °C
Maximum Misalignment
2 °
Mass
0.41 kg
Details
Spherical roller bearings are designed to accommodate heavy radial and axial loads while allowing for misalignment between the shaft and housing. The design of spherical roller bearings enables them to handle dynamic and shock loads effectively, making them suitable for applications with heavy loads, shaft deflections, or misalignment.
SPECIFICATIONS
| Inner Diameter | 30 mm | Number of Rows | Double Row | |
| Outer Diameter | 72 mm | Material | Steel | |
| Width | 19 mm | Cage Material | Steel | |
| Dynamic Load Rating | 65.7 kN | Seal Type | None On Both Sides | |
| Static Load Rating | 61 kN | Clearance | CN | |
| Fatigue Load Limit | 6.8 kN | Precision | Grade 0 | |
| Reference Speed | 9 500 rpm | Min Temperature | -40 °C | |
| Limiting Speed | 13 000 rpm | Max Temperature | +120 °C | |
| Maximum Misalignment | 2 ° | Size Standard | Metric System | |
| Rolling Element | Roller | Mass | 0.41 kg |
FEATURES AND BENEFITS
-
High capacity for handling heavy loads.
-
Ability to accommodate misalignments.
-
Suitable for applications with significant radial loads.
-
Capable of carrying small amounts of axial loads in both directions.
Yes, miniature ball bearings are designed to handle high rotational speeds, making them ideal for devices and equipment that require rapid movement.
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