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NTN 24136EMW33C3 is a 241 series spherical roller bearing with a 180 mm straight bore. It features a machined brass cage, annular lube groove with three lube holes (W33), and C3 clearance. The open design is suitable for heavy-duty industrial applications such as gearboxes, conveyors, and vibrating screens.
MODEL 24136EMW33C3
$5,472.37 Each
Prices are subject to change
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B (in)
4.6457
Bore type
Round
Bore Type
Round
Cage material
Brass
Cage Material
Brass
Cage type
Machined
Cage Type
Machined
d (in)
7.0866
D (in)
11.8110
d0
0.2756 in
d1
7.9528 in
D1
10.1969 in
Da max
11.2598 in
da min
7.6378 in
Dynamic load rating
375000 lbf
Dynamic Load Rating
375000 lbf
e
0.36
Enclosure
Open
I.D.
180 mm
Limiting speed - grease
1300 RPM
Limiting Speed - Grease
1300 RPM
Limiting speed - oil
1600 RPM
Limiting Speed - Oil
1600 RPM
Material
Through Hardened Steel
O.D.
300 mm
Operating temperature range
-40 to 400 ºF
Operating Temperature Range
-40 to 400 °F
r (in)
0.1181
Radial internal clearance
C3
Radial Internal Clearance
C3
ras max
0.1181 in
Ring modification
Plain
Ring Modification
Plain
Series
241
Static load rating
515000 lbf
Static Load Rating
515000 lbf
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.5906 in
Y0
1.83
Y1
1.87
Y2
2.79
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Cage Type | Machined |
Cage Material | Brass |
Limiting Speed - Oil | 1600 RPM |
Limiting Speed - Grease | 1300 RPM |
e | 0.36 |
Y1 | 1.87 |
Y2 | 2.79 |
Y0 | 1.83 |
Series | 241 |
Radial Internal Clearance | C3 |
Ring Modification | Plain |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 515000 lbf2290000 N2290.00 kN |
Dynamic Load Rating | 375000 lbf1660000 N1660.00 kN |
Enclosure | Open |
| 73.855 lb33.500 kg | |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 7.0866 in180.000 mm |
D | 11.8110 in300.000 mm |
B | 4.6457 in118.000 mm |
d1 | 7.9528 in202.000 mm |
D1 | 10.1969 in259.000 mm |
r | 0.1181 in3.000 mm |
W0 | 0.5906 in15.000 mm |
d0 | 0.2756 in7.000 mm |
da min | 7.6378 in194.000 mm |
Da max | 11.2598 in286.000 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.
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