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NTN 22319EMKW33C3 is a 223 series spherical roller bearing with a 95 mm straight bore. It features a machined brass cage, C3 clearance, and W33 annular lube groove with three lubrication holes. The open design is constructed from through hardened steel. Suitable for heavy-duty industrial applications such as gearboxes, vibrating screens, and paper mills.
MODEL 22319EMKW33C3
$870.34 Each
Prices are subject to change
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Returnable:No
B (in)
2.6378
Bore Type
Tapered
Bore type
Tapered
Cage Material
Brass
Cage material
Brass
Cage Type
Machined
Cage type
Machined
D (in)
7.8740
d (in)
3.7402
d0
0.2362 in
D1
7.3228 in
Da max
7.3228 in
da min
4.2913 in
Dynamic Load Rating
165000 lbf
Dynamic load rating
165000 lbf
e
0.32
Enclosure
Open
I.D.
95 mm
Limiting Speed - Grease
2300 RPM
Limiting speed - grease
2300 RPM
Limiting Speed - Oil
2800 RPM
Limiting speed - oil
2800 RPM
Material
Through hardened steel
O.D.
200 mm
Operating Temperature Range
-40 to 400 °F
Operating temperature range
-40 to 400 ºF
r (in)
0.1181
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.1181 in
Ring Modification
Relube
Ring modification
Relube
Series
223
Static Load Rating
169000 lbf
Static load rating
169000 lbf
Taper
1 to 12
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.4724 in
Width
67 mm
Y0
2.04
Y1
2.09
Y2
3.11
Technical Specifications
Type | Spherical Roller Bearing |
Bore Type | Tapered |
Material | Through Hardened Steel |
Cage Type | Machined |
Cage Material | Brass |
Limiting Speed - Oil | 2800 RPM |
Limiting Speed - Grease | 2300 RPM |
e | 0.32 |
Y1 | 2.09 |
Y2 | 3.11 |
Y0 | 2.04 |
Series | 223 |
Radial Internal Clearance | C3 |
Ring Modification | Relube |
Tolerance | JIS-0 RBEC-1 |
Static Load Rating | 169000 lbf751000 N751.00 kN |
Dynamic Load Rating | 165000 lbf732000 N732.00 kN |
Enclosure | Open |
Weight | 21.649 lb9.820 kg |
Operating Temperature Range | -40 to 400 F-40 to 200 C |
Dimensional Specifications
| |
d | 3.7402 in95.000 mm |
D | 7.8740 in200.000 mm |
B | 2.6378 in67.000 mm |
D1 | 7.3228 in186.000 mm |
r | 0.1181 in3.000 mm |
W0 | 0.4724 in12.000 mm |
d0 | 0.2362 in6.000 mm |
da min | 4.2913 in109.000 mm |
Da max | 7.3228 in186.000 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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