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NTN 23024EAW33C3 is a 230 series spherical roller bearing with a 120 mm straight bore. It features an enhanced brass cage, annular lube groove (W33), and C3 clearance. The open design accommodates high radial and moderate axial loads in heavy-duty industrial machinery such as gearboxes, fans, and conveyors.
MODEL 23024EAW33C3
$718.53 Each
Prices are subject to change
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B (in)
1.8110
Bore Type
Round
Bore type
Round
Cage Material
Steel
Cage material
Steel
Cage Type
Pressed
Cage type
Pressed
D (in)
7.0866
d (in)
4.7244
d0
0.1378 in
D1
6.4961 in
d1
5.2756 in
Da max
6.7323 in
da min
5.0787 in
Dynamic Load Rating
100000 lbf
Dynamic load rating
100000 lbf
e
0.22
Enclosure
Open
I.D.
120 mm
Limiting Speed - Grease
2400 RPM
Limiting speed - grease
2400 RPM
Limiting Speed - Oil
3100 RPM
Limiting speed - oil
3100 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)
0.0787
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.0787 in
Ring Modification
Plain
Ring modification
Plain
Series
230
Static Load Rating
130000 lbf
Static load rating
130000 lbf
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.3150 in
Y0
3.07
Y1
3.14
Y2
4.67
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 3100 RPM |
Limiting Speed - Grease | 2400 RPM |
e | 0.22 |
Y1 | 3.14 |
Y2 | 4.67 |
Y0 | 3.07 |
Series | 230 |
Radial Internal Clearance | C3 |
Ring Modification | Plain |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 130000 lbf577000 N577.00 kN |
Dynamic Load Rating | 100000 lbf446000 N446.00 kN |
Enclosure | Open |
Weight | 8.730 lb3.960 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 4.7244 in120.000 mm |
D | 7.0866 in180.000 mm |
B | 1.8110 in46.000 mm |
d1 | 5.2756 in134.000 mm |
D1 | 6.4961 in165.000 mm |
r | 0.0787 in2.000 mm |
W0 | 0.3150 in8.000 mm |
d0 | 0.1378 in3.500 mm |
da min | 5.0787 in129.000 mm |
Da max | 6.7323 in171.000 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.
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