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NTN 23122EAKW33 spherical roller bearing with 110 mm bore, enhanced design brass cage, and annular lube groove with three lube holes (W33). Suitable for heavy-duty industrial applications such as gearboxes, pumps, and conveyors.
MODEL 23122EAKW33
$653.75 Each
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Returnable:No
B (in)
2.2047
Bore type
Tapered
Bore Type
Tapered
Cage material
Steel
Cage Material
Steel
Cage type
Pressed
Cage Type
Pressed
D (in)
7.0866
d (in)
4.3307
d0
0.1575 in
Da max
6.6535 in
da min
4.7638 in
Dynamic load rating
123000 lbf
Dynamic Load Rating
123000 lbf
e
0.28
Enclosure
Open
I.D.
110 mm
Limiting speed - grease
2200 RPM
Limiting Speed - Grease
2200 RPM
Limiting speed - oil
2800 RPM
Limiting Speed - Oil
2800 RPM
Material
Through Hardened Steel
O.D.
180 mm
Operating temperature range
-40 to 400 ºF
Operating Temperature Range
-40 to 400 °F
r (in)
0.0787
Radial internal clearance
CN
Radial Internal Clearance
CN
ras max
0.0787 in
Ring modification
Relube
Ring Modification
Relube
Series
231
Static load rating
150000 lbf
Static Load Rating
150000 lbf
Taper
1:12
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.3543 in
Y0
2.37
Y1
2.43
Y2
3.61
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 2800 RPM |
Limiting Speed - Grease | 2200 RPM |
e | 0.28 |
Y1 | 2.43 |
Y2 | 3.61 |
Y0 | 2.37 |
Series | 231 |
Radial Internal Clearance | CN |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 150000 lbf669000 N669.00 kN |
Dynamic Load Rating | 123000 lbf547000 N547.00 kN |
Enclosure | Open |
Weight | 12.103 lb5.490 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
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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