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NTN 23038EAW33 is a 230 series spherical roller bearing with a 190 mm straight bore. It features an enhanced brass cage and an annular lube groove (W33) for effective lubrication. Designed for heavy-duty industrial applications such as gearboxes, pumps, and vibrating screens.
MODEL 23038EAW33
$2,023.72 Each
Prices are subject to change
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Returnable:No
B (in)
2.9528
Bore type
Round
Bore Type
Round
Cage material
Steel
Cage Material
Steel
Cage type
Pressed
Cage Type
Pressed
D (in)
11.4173
d (in)
7.4803
d0
0.2362 in
D1
10.4724 in
d1
8.3858 in
Da max
10.9843 in
da min
7.9134 in
Dynamic load rating
256000 lbf
Dynamic Load Rating
256000 lbf
e
0.22
Enclosure
Open
I.D.
190 mm
Limiting speed - grease
1500 RPM
Limiting Speed - Grease
1500 RPM
Limiting speed - oil
1900 RPM
Limiting Speed - Oil
1900 RPM
Material
Through Hardened Steel
O.D.
290 mm
Operating temperature range
-40 to 400 ºF
Operating Temperature Range
-40 to 400 °F
r (in)
0.0827
Radial internal clearance
CN
Radial Internal Clearance
CN
ras max
0.0827 in
Ring modification
Plain
Ring Modification
Plain
Series
230
Static load rating
355000 lbf
Static Load Rating
355000 lbf
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.5118 in
Y0
2.94
Y1
3.01
Y2
4.48
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 1900 RPM |
Limiting Speed - Grease | 1500 RPM |
e | 0.22 |
Y1 | 3.01 |
Y2 | 4.48 |
Y0 | 2.94 |
Series | 230 |
Radial Internal Clearance | CN |
Ring Modification | Plain |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 355000 lbf1570000 N1570.00 kN |
Dynamic Load Rating | 256000 lbf1140000 N1140.00 kN |
Enclosure | Open |
Weight | 38.691 lb17.550 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 7.4803 in190.000 mm |
D | 11.4173 in290.000 mm |
B | 2.9528 in75.000 mm |
d1 | 8.3858 in213.000 mm |
D1 | 10.4724 in266.000 mm |
r | 0.0827 in2.100 mm |
W0 | 0.5118 in13.000 mm |
d0 | 0.2362 in6.000 mm |
da min | 7.9134 in201.000 mm |
Da max | 10.9843 in279.000 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.
| Brand | MasterDrive |
| Model | 1VP30-5/8 |
| Brand | NTN Bearing |
| Model | 22224EAW33C4 |