22326 CCJA/W33VA405
Products Description
Dimensions
| d |
130 mm |
Bore diameter |
|---|---|---|
| tΔdmp | -0.013 – 0.0 mm | Deviation limits of mid-range bore diameter |
| D |
280 mm |
Outside diameter |
| tΔDmp | -0.025 – 0.0 mm | Deviation limits of mid-range outside diameter |
| B |
93 mm |
Width |
| tΔBs | -0.08 – 0.0 mm | Deviation limits of ring width |
| d2 |
≈164 mm |
Shoulder diameter of inner ring |
| D1 |
≈233 mm |
Shoulder/recess diameter of outer ring |
| b |
16.7 mm |
Width of lubrication groove |
| K |
9 mm |
Diameter of lubrication hole |
| r1,2 |
min.4 mm |
Chamfer dimension |
|
Normal, bore to P5 and outside diameter P6 |
ISO tolerance class for dimensions |
Abutment dimensions
| da |
min.147 mm |
Diameter of shaft abutment |
|---|---|---|
| Da |
max.263 mm |
Diameter of housing abutment |
| ra |
max.3 mm |
Radius of fillet |
Calculation data
| SKF performance class |
SKF Explorer |
|
| Basic dynamic load rating | C |
1 176 kN |
| Basic static load rating | C0 |
1 320 kN |
| Fatigue load limit | Pu |
114 kN |
| Reference speed |
1 800 r/min |
|
| Limiting speed |
2 400 r/min |
|
| Limiting value | e |
0.35 |
| Calculation factor | Y1 |
1.9 |
| Calculation factor | Y2 |
2.9 |
| Calculation factor | Y0 |
1.8 |
| Permissible rotational acceleration for oil lubrication |
853 m/s² |
|
| Permissible linear acceleration for oil lubrication |
196 m/s² |
Tolerances of run-out
| Range of section height at inner ring of assembled bearing | tKia |
8 µm |
|---|---|---|
| Maximum run-out of inner ring side face to the bore | tSd |
10 µm |
| Range of section height at outer ring of assembled bearing | tKea |
18 µm |
| Perpendicularity of outer ring outside surface | tSD |
6.5 µm |
| ISO tolerance class for geometrical tolerances |
P5 |
Radial internal clearance
| Minimum initial clearance |
190 µm |
| Maximum initial clearance |
240 µm |
22326 CCJA/W33VA405 Spherical Roller Bearing: Robust Design for Heavy-Duty Applications
The 22326 CCJA/W33VA405 spherical roller bearing is engineered to deliver exceptional performance in demanding industrial environments. Featuring a bore diameter of 130 mm, an outer diameter of 280 mm, and a width of 93 mm, this bearing is optimized for heavy radial and axial loads, as well as misalignment compensation. Its self-aligning capability, derived from a symmetrical spherical raceway, ensures smooth operation even under shaft deflection or mounting errors. The inclusion of a machined brass cage (CCJA designation) enhances durability and heat resistance, while the W33 suffix indicates a lubrication groove and three oil holes for efficient grease distribution. Ideal for applications like vibrating screens or mining equipment, this bearing reduces downtime and extends service life in harsh conditions.
Key Advantages of the 22326 CCJA/W33VA405 Bearing
Designed for reliability, the 22326 CCJA/W33VA405 combines high-quality materials with advanced engineering. The VA405 heat treatment process increases surface hardness and core toughness, significantly improving fatigue resistance and load capacity. Its optimized internal geometry minimizes friction, reducing operating temperatures and energy consumption. The brass cage prevents roller-to-roller contact, ensuring stable performance at high speeds. Additionally, the W33 lubrication feature simplifies maintenance by enabling consistent grease replenishment. These attributes make it a top choice for industries such as cement production, pulp and paper processing, and wind turbines, where extreme loads and contamination risks are common.
Applications and Industry Solutions
The 22326 CCJA/W33VA405 spherical roller bearing excels in heavy machinery requiring robust load handling and alignment flexibility. Common applications include conveyor systems, crushers, gearboxes, and marine propulsion units. Its ability to withstand shock loads and vibrations makes it indispensable in construction equipment like excavators and cranes. In the energy sector, it supports fans, pumps, and hydroelectric turbines operating under variable loads. For optimal performance, pair this bearing with high-viscosity lubricants and regular inspections. Engineers and maintenance teams favor the 22326 CCJA/W33VA405 for its adaptability, reduced maintenance needs, and cost-effective lifecycle, making it a critical component in enhancing operational efficiency across industries.
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