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The McGill SB 22311 W33 SS is a 55 mm bore SPHERE-ROL single-row spherical roller bearing with straight bore, C0 normal internal clearance, annular lube groove and three lube holes, and Nylaplate seal on both sides. Built from 52100 bearing steel, it self-aligns under static and dynamic shaft misalignment. Used in heavy-duty industrial gearboxes, vibrating screens, and conveyor head shafts.
MODEL SB 22311 W33 SS
Contact supplier for technical support on: 800-626-2120
$452.96 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Angular Misalignment
2°
Dynamic Load Rating (kN)
185
Finish/Coating
Uncoated
Housing & Shaft Fillet (in)
0.079
Material
52100 Bearing Steel
Maximum Operating Temperature (F)
300
Misalignment
Yes
Number of Rows
1
Overall Width (in)
1.6929
Overall Width (mm)
43
Platform
SPHERE-ROL
Precision Rating
P0
ISO 15-2008
Rolling Element
Spherical Roller
Series
22300
Speed [Max] Grease (RPM)
1900
W33 Groove Width (in)
0.33
Width
2.13
Specifications
| Bore Dia | 2.1654 |
|---|---|
| Bore Dia (mm) | 55 |
| Bore Configuration | Cylindrical |
| Series | 22300 |
| Internal Clearance | Standard |
| Seal Type | Standard |
| Basic Dynamic Rating | 41,300 |
| Weight Unit of Measure: | EA |
|---|---|
| Weight: | 5.3 |
| Sale Qty Multiple: | 1 |
| Packaged Length: | 4.88 |
| Packaged Width: | 2.13 |
| Packaged Height: | 4.88 |
| No. Links/Ft.: | 0 |
| Bore Dia: | 2.1654 |
| Bore Dia (mm): | 55 |
| Bore Configuration: | Cylindrical |
| Series: | 22300 |
| Internal Clearance: | Standard |
| Seal Type: | Standard |
| Basic Dynamic Rating: | 41,300 |
| Part No | Description | A | A (mm) | B | B (mm) | C |
|---|---|---|---|---|---|---|
| 0611006000 | SB 22311 W33 SS | 2.1654 | 55 | 4.7244 | 120 | 1.693 |
| C (mm) | D | E | H | R | ||
| 43 | 2 9/16 | 4 1/4 | 21/64 | 0.079 |
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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