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NTN 22220EAW33C3 is a 222 series spherical roller bearing with a 100 mm straight bore. It features an enhanced brass cage, annular lube groove with three lube holes (W33), and C3 clearance. The open design is suitable for heavy-duty industrial applications such as gearboxes, vibrating screens, and paper mills.
MODEL 22220EAW33C3
$584.17 Each
Prices are subject to change
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Bearing Type
Spherical roller bearing
Cage
Steel
Clearance
C3
Enclosure
Open
Height
6.299
I.D.
100 mm
Length
6.299
Material
Through hardened steel
O.D.
180 mm
Width
1.5748
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 3600 RPM |
Limiting Speed - Grease | 2800 RPM |
e | 0.24 |
Y1 | 2.84 |
Y2 | 4.23 |
Y0 | 2.78 |
Series | 222 |
Radial Internal Clearance | C3 |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 111000 lbf495000 N495.00 kN |
Dynamic Load Rating | 106000 lbf472000 N472.00 kN |
Enclosure | Open |
Weight | 10.626 lb4.820 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 3.9370 in100.000 mm |
D | 7.0866 in180.000 mm |
B | 1.8110 in46.000 mm |
d1 | 4.6457 in118.000 mm |
D1 | 6.3386 in161.000 mm |
r | 0.0827 in2.100 mm |
W0 | 0.4331 in11.000 mm |
d0 | 0.1969 in5.000 mm |
da min | 4.4094 in112.000 mm |
Da max | 6.6142 in168.000 mm |
ras max | 0.0827 in2.100 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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