22352 CC/W33 Bearing

 

d	260 mm	Bore diameter
D	540 mm	Outside diameter
B	165 mm	Width
d2	≈328 mm	Shoulder diameter of inner ring
D1	≈458 mm	Shoulder/recess diameter of outer ring
b	22.3 mm	Width of lubrication groove
K	12 mm	Diameter of lubrication hole
r1,2	min.6 mm	Chamfer dimension

da	min.286 mm	Diameter of shaft abutment
Da	max.514 mm	Diameter of housing abutment
ra	max.5 mm	Radius of fillet

SKF performance class		SKF Explorer
Basic dynamic load rating	C	3 680 kN
Basic static load rating	C0	4 550 kN
Fatigue load limit	Pu	325 kN
Reference speed		850 r/min
Limiting speed		1 100 r/min
Limiting value	e	0.31
Calculation factor	Y1	2.2
Calculation factor	Y2	3.3
Calculation factor	Y0	2.2

Dimensional tolerances	Normal
Radial run-out	P5

 

The 22352 CC/W33 is a spherical roller bearing, a type known for its self-aligning capability and ability to handle heavy radial and moderate axial loads. The "223" prefix denotes the bearing's dimensional series, indicating its size and load rating. The "CC" suffix signifies a specific internal design, often referring to a two-piece inner ring and a machined brass cage. The "W33" designation typically indicates lubrication features, such as lubrication holes and grooves in the outer ring, facilitating easier relubrication. This design allows for some degree of misalignment between the shaft and housing without significantly impacting performance or bearing life.

Spherical roller bearings like the 22352 CC/W33 offer several key advantages. Their self-aligning capability is crucial in applications where shaft deflection or housing misalignment is expected, preventing premature wear and failure. They are designed to carry substantial radial loads and can also accommodate moderate axial loads in both directions. The machined brass cage provides high strength and resistance to wear, contributing to extended service life. The lubrication features specified by "W33" further enhance performance by ensuring proper lubrication and reducing maintenance requirements.

These bearings are commonly found in heavy industrial applications where robustness and reliability are paramount.

They are used extensively in continuous casting machines in steel mills, vibrating screens and crushers in mining and quarrying, and paper machines in the pulp and paper industry. Other applications include heavy-duty gearboxes, wind turbines, and large construction equipment. The ability of the 22352 CC/W33 to handle heavy loads, accommodate misalignment, and operate reliably in harsh environments makes it a vital component in these demanding sectors.

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