We never sell your data to third parties
NTN 23028EAKW33 is a 230 series spherical roller bearing with a 140 mm straight bore. Features an enhanced design brass cage and an annular lube groove with three lube holes (W33). Suitable for heavy-duty industrial applications such as gearboxes, fans, and pumps.
MODEL 23028EAKW33
$1,021.89 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $100
Select Quantity
Typically Ships in: 1 day
Returnable:No
B (in)
2.0866
Bore type
Tapered
Bore Type
Tapered
Cage material
Steel
Cage Material
Steel
Cage type
Pressed
Cage Type
Pressed
D (in)
8.2677
d (in)
5.5118
d0
0.1575 in
Da max
7.9134 in
da min
5.8661 in
Dynamic load rating
134000 lbf
Dynamic Load Rating
134000 lbf
e
0.22
Enclosure
Open
I.D.
140 mm
Limiting speed - grease
2100 RPM
Limiting Speed - Grease
2100 RPM
Limiting speed - oil
2700 RPM
Limiting Speed - Oil
2700 RPM
Material
Through Hardened Steel
O.D.
210 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
Radial internal clearance specification
Normal
Radial Internal Clearance Specification
Normal
ras max
0.0787 in
Ring modification
Relube
Ring Modification
Relube
Series
230
Static load rating
176000 lbf
Static Load Rating
176000 lbf
Taper
1:12
Type
Spherical Roller Bearing
W0
0.3543 in
Y0
3.07
Y1
3.14
Y2
4.67
Technical Specifications
Type | Spherical Roller Bearing |
|---|---|
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 2700 RPM |
Limiting Speed - Grease | 2100 RPM |
e | 0.22 |
Y1 | 3.14 |
Y2 | 4.67 |
Y0 | 3.07 |
Series | 230 |
Radial Internal Clearance | CN |
Radial Internal Clearance Specification | Normal |
Ring Modification | Relube |
Static Load Rating | 176000 lbf783000 N783.00 kN |
Dynamic Load Rating | 134000 lbf597000 N597.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 5.5118 in140.000 mm |
|---|---|
D | 8.2677 in210.000 mm |
B | 2.0866 in53.000 mm |
r | 0.0787 in2.000 mm |
W0 | 0.3543 in9.000 mm |
d0 | 0.1575 in4.000 mm |
da min | 5.8661 in149.000 mm |
Da max | 7.9134 in201.000 mm |
ras max | 0.0787 in2.000 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.
