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NTN 23152BL1KW33C3 is a 231 series spherical roller bearing with a 260 mm straight bore. It features a brass cage, C3 clearance, and an annular lube groove with three lube holes (W33). The open design is suitable for heavy-duty industrial applications such as gearboxes, pumps, and mining equipment.
MODEL 23152BL1KW33C3
$8,928.25 Each
Prices are subject to change
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Returnable: See conditions
B (in)
5.6693
Bore type
Tapered
Bore Type
Tapered
Cage material
Brass
Cage Material
Brass
Cage type
Machined
Cage Type
Machined
D (in)
17.3228
d (in)
10.2362
d0
0.6299 in
Da max
16.6142 in
da min
10.9449 in
Dynamic load rating
480000 lbf
Dynamic Load Rating
480000 lbf
e
0.33
Enclosure
Open
I.D.
260 mm
Limiting speed - grease
710 RPM
Limiting Speed - Grease
710 RPM
Limiting speed - oil
920 RPM
Limiting Speed - Oil
920 RPM
Material
Through Hardened Steel
O.D.
440 mm
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
r (in)
0.1575
Radial internal clearance
C3
Radial Internal Clearance
C3
ras max
0.1181 in
Ring modification
Relube
Ring Modification
Relube
Series
231
Static load rating
865000 lbf
Static Load Rating
865000 lbf
Taper
1:12
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.6299 in
Y0
2.01
Y1
2.05
Y2
3.06
Technical Specifications
Type | Spherical Roller Bearing |
|---|---|
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Machined |
Cage Material | Brass |
Limiting Speed - Oil | 920 RPM |
Limiting Speed - Grease | 710 RPM |
e | 0.33 |
Y1 | 2.05 |
Y2 | 3.06 |
Y0 | 2.01 |
Series | 231 |
Radial Internal Clearance | C3 |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 865000 lbf3850000 N3850.00 kN |
Dynamic Load Rating | 480000 lbf2140000 N2140.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 10.2362 in260.000 mm |
|---|---|
D | 17.3228 in440.000 mm |
B | 5.6693 in144.000 mm |
r | 0.1575 in4.000 mm |
W0 | 0.6299 in16.000 mm |
d0 | 0.6299 in16.000 mm |
da min | 10.9449 in278.000 mm |
Da max | 16.6142 in422.000 mm |
ras max | 0.1181 in3.000 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.
| Brand | MagPowr |
| Model | HEB2502HF026 |