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NTN 22211EAW33C3 is a 222 series spherical roller bearing with a 55 mm straight bore. It features an enhanced brass cage with an annular lube groove (W33) and C3 clearance. This open bearing is designed for heavy-duty industrial applications such as gearboxes, conveyors, and vibrating screens.
MODEL 22211EAW33C3
$216.14 Each
Prices are subject to change
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Bearing Type
Spherical roller bearing
Cage
Steel
Clearance
C3
Enclosure
Open
Height
3.937
I.D.
55 mm
Length
3.937
Material
Through hardened steel
O.D.
100 mm
Width
0.9843
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 6700 RPM |
Limiting Speed - Grease | 5300 RPM |
e | 0.23 |
Y1 | 2.95 |
Y2 | 4.40 |
Y0 | 2.89 |
Series | 222 |
Radial Internal Clearance | C3 |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 33500 lbf148000 N148.00 kN |
Dynamic Load Rating | 35000 lbf155000 N155.00 kN |
Enclosure | Open |
Weight | 1.808 lb0.820 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 2.1654 in55.000 mm |
D | 3.9370 in100.000 mm |
B | 0.9843 in25.000 mm |
d1 | 2.5984 in66.000 mm |
D1 | 3.5433 in90.000 mm |
r | 0.0591 in1.500 mm |
W0 | 0.2362 in6.000 mm |
d0 | 0.1181 in3.000 mm |
da min | 2.5197 in64.000 mm |
Da max | 3.5827 in91.000 mm |
ras max | 0.0591 in1.500 mm |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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