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NTN 22220EMW33C3 is a 222 series spherical roller bearing with a 100 mm straight bore. It features a machined brass cage and an annular lube groove with three lube holes (W33). The C3 clearance accommodates thermal expansion in heavy-duty industrial applications such as gearboxes, fans, and vibrating screens.
MODEL 22220EMW33C3
$602.58 Each
Prices are subject to change
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Returnable:No
B (in)
1.8110
Bore Type
Round
Bore type
Round
Cage Material
Brass
Cage material
Brass
Cage Type
Machined
Cage type
Machined
D (in)
7.0866
d (in)
3.9370
d0
0.1969 in
d1
4.6457 in
D1
6.3386 in
Da max
6.6142 in
da min
4.4094 in
Dynamic Load Rating
106000 lbf
Dynamic load rating
106000 lbf
e
0.24
Enclosure
Open
Height
6.299
I.D.
100 mm
Length
6.299
Limiting Speed - Grease
2800 RPM
Limiting speed - grease
2800 RPM
Limiting Speed - Oil
3600 RPM
Limiting speed - oil
3600 RPM
Material
Through hardened steel
O.D.
180 mm
Operating Temperature Range
-40 to 400 °F
Operating temperature range
-40 to 400 ºF
r (in)
0.0827
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.0827 in
Ring Modification
Relube
Ring modification
Relube
Series
222
Static Load Rating
111000 lbf
Static load rating
111000 lbf
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.4331 in
Width
1.5748
Y0
2.78
Y1
2.84
Y2
4.23
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Cage Type | Machined |
Cage Material | Brass |
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 | 11.199 lb5.080 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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