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NTN 22214EAKW33 is a 222 series spherical roller bearing with a 70 mm straight bore. It features an enhanced design brass cage and an annular lube groove with three lube holes (W33). This bearing is suitable for heavy-duty industrial applications such as gearboxes, fans, and pumps.
MODEL 22214EAKW33
$264.17 Each
Prices are subject to change
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Returnable: See conditions
B (in)
1.2205
Bore type
Tapered
Bore Type
Tapered
Cage material
Steel
Cage Material
Steel
Cage type
Pressed
Cage Type
Pressed
D (in)
4.9213
d (in)
2.7559
d0
0.1378 in
Da max
4.5669 in
da min
3.1102 in
Dynamic load rating
50500 lbf
Dynamic Load Rating
50500 lbf
e
0.22
Enclosure
Open
I.D.
70 mm
Limiting speed - grease
4100 RPM
Limiting Speed - Grease
4100 RPM
Limiting speed - oil
5200 RPM
Limiting Speed - Oil
5200 RPM
Material
Through Hardened Steel
O.D.
125 mm
Operating temperature range
-40 to 400 ºF
Operating Temperature Range
-40 to 400 °F
r (in)
0.0591
Radial internal clearance
CN
Radial Internal Clearance
CN
ras max
0.0591 in
Ring modification
Relube
Ring Modification
Relube
Series
222
Static load rating
54000 lbf
Static Load Rating
54000 lbf
Taper
1:12
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.2756 in
Y0
2.94
Y1
3.01
Y2
4.48
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Limiting Speed - Oil | 5200 RPM |
Limiting Speed - Grease | 4100 RPM |
e | 0.22 |
Y1 | 3.01 |
Y2 | 4.48 |
Y0 | 2.94 |
Series | 222 |
Radial Internal Clearance | CN |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 54000 lbf240000 N240.00 kN |
Dynamic Load Rating | 50500 lbf225000 N225.00 kN |
Enclosure | Open |
| 3.483 lb1.580 kg | |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 2.7559 in70.000 mm |
D | 4.9213 in125.000 mm |
B | 1.2205 in31.000 mm |
r | 0.0591 in1.500 mm |
W0 | 0.2756 in7.000 mm |
d0 | 0.1378 in3.500 mm |
da min | 3.1102 in79.000 mm |
Da max | 4.5669 in116.000 mm |
ras max | 0.0591 in1.500 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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