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NTN 22312EAKW33C3 is a 223 series spherical roller bearing with a 60 mm straight bore. It features an enhanced design brass cage, annular lube groove with three lube holes (W33), and C3 clearance. The open, through hardened steel design is suited for heavy-duty industrial applications such as gearboxes and vibrating screens.
MODEL 22312EAKW33C3
$369.42 Each
Prices are subject to change
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Returnable:No
B (in)
1.8110
Bore Type
Tapered
Bore type
Tapered
Cage Material
Steel
Cage material
Steel
Cage Type
Pressed
Cage type
Pressed
D (in)
5.1181
d (in)
2.3622
d0
0.1575 in
Da max
4.6457 in
da min
2.8346 in
Dynamic Load Rating
76500 lbf
Dynamic load rating
76500 lbf
e
0.35
Enclosure
Open
I.D.
60 mm
Limiting Speed - Grease
3600 RPM
Limiting speed - grease
3600 RPM
Limiting Speed - Oil
4600 RPM
Limiting speed - oil
4600 RPM
Material
Through hardened steel
O.D.
130 mm
Operating Temperature Range
-40 to 400 °F
Operating temperature range
-40 to 400 ºF
r (in)
0.0827
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.0827 in
Ring Modification
Relube
Ring modification
Relube
Series
223
Static Load Rating
71500 lbf
Static load rating
71500 lbf
Taper
1 to 12
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.3543 in
Y0
1.91
Y1
1.95
Y2
2.90
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 4600 RPM |
Limiting Speed - Grease | 3600 RPM |
e | 0.35 |
Y1 | 1.95 |
Y2 | 2.90 |
Y0 | 1.91 |
Series | 223 |
Radial Internal Clearance | C3 |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 71500 lbf319000 N319.00 kN |
Dynamic Load Rating | 76500 lbf340000 N340.00 kN |
Enclosure | Open |
Weight | 6.173 lb2.800 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
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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