21318E Bearing Specification:
21318E Bearing Bore: 90mm
Outer Diameter: 190mm
Width: 43mm
Mass: 6.2kg/ 13.67lb
Bore Type: cylindrical
Number of Row: double
Category: spherical roller bearing
Material: bearing steel
Sheilds: open
Radial Internal Clearance: standard C0 or C3
Equivalents: 21318 E, 21318-E, 21318 E/C3, 21318E/C3, 21318-E-C3, 21318-E1-XL
Suffix E: For diameters d ≤ 65mm: Two window-type steel cages, flangeless inner ring, with the guide centered on the inner ring.
For diameters d > 65mm: Similar to the above, but the guide ring is centered on the cages.
Bearing Photo:

Key Features:
1. Capable of handling high radial loads: 21318-E bearing is designed to withstand substantial radial forces, making it suitable for heavy-duty industrial applications.
2. Able to accommodate axial forces in both directions: Can support loads pushing along the shaft in either direction, providing versatility in various operational scenarios.
3. Open design for easy installation and maintenance: Provides unobstructed access during assembly and servicing, reducing downtime and simplifying lubrication procedures.
4. Solid inner ring with two rows of symmetrical rollers: Ensures stable and reliable operation, supporting heavy loads with balanced distribution across the rollers.
Durable Spherical Roller Bearings We Offer:
| Bearings Model | d/mm | D/mm | B/mm | Mass/kg |
| 22317 EKJA/VA405 | 85 | 180 | 60 | 7.5 |
| 22218 E | 90 | 160 | 40 | 3.4 |
| 22218 EK | 90 | 160 | 40 | 3.35 |
| BS2-2218-2CS | 90 | 160 | 48 | 3.7 |
| BS2-2218-2CSK | 90 | 160 | 48 | 3.6 |
| 23218 CC/W33 | 90 | 160 | 52.4 | 4.65 |
| 23218 CCK/W33 | 90 | 160 | 52.4 | 4.5 |
| 21318 E | 90 | 190 | 43 | 6.1 |
| 21318 EK | 90 | 190 | 43 | 6 |
| 22318 E | 90 | 190 | 64 | 9.05 |
| 22318 EJA/VA405 | 90 | 190 | 64 | 9.05 |
| 22318 EK | 90 | 190 | 64 | 8.85 |
| 22318 EKJA/VA405 | 90 | 190 | 64 | 8.85 |
| 22219 E | 95 | 170 | 43 | 4.15 |
| 22219 EK | 95 | 170 | 43 | 4.05 |
| 21319 E | 95 | 200 | 45 | 7.05 |
| 21319 EK | 95 | 200 | 45 | 6.95 |
| 22319 E | 95 | 200 | 67 | 10.5 |
| 22319 EJA/VA405 | 95 | 200 | 67 | 10.5 |
| 22319 EK | 95 | 200 | 67 | 10.5 |
| 22319 EKJA/VA405 | 95 | 200 | 67 | 10.5 |
| 24020 CC/W33 | 100 | 150 | 50 | 3.15 |
| 24020 CCK30/W33 | 100 | 150 | 50 | 3.1 |
| 24020-2CS2/VT143 | 100 | 150 | 50 | 3.2 |
| 23120 CC/W33 | 100 | 165 | 52 | 4.55 |
| 23120 CCK/W33 | 100 | 165 | 52 | 4.4 |
| 23120-2CS2/VT143 | 100 | 165 | 52 | 4.4 |
| 24120 CC/W33 | 100 | 165 | 65 | 5.65 |
| 24120 CCK30/W33 | 100 | 165 | 65 | 5.55 |
| 22220 E | 100 | 180 | 46 | 4.9 |
| 22220 EK | 100 | 180 | 46 | 4.8 |
| BS2-2220-2CS5/VT143 | 100 | 180 | 55 | 5.5 |
| 23220 CC/W33 | 100 | 180 | 60.3 | 6.85 |
| 23220 CCK/W33 | 100 | 180 | 60.3 | 6.65 |
| 23220-2CS | 100 | 180 | 60.3 | 6.7 |
| 21320 E | 100 | 215 | 47 | 8.6 |
| 21320 EK | 100 | 215 | 47 | 8.5 |
| 22320 E | 100 | 215 | 73 | 13.5 |
| 22320 EJA/VA405 | 100 | 215 | 73 | 13.5 |
| 22320 EK | 100 | 215 | 73 | 13 |
| 22320 EKJA/VA405 | 100 | 215 | 73 | 13 |
| 23022 CC/W33 | 110 | 170 | 45 | 3.8 |
| 23022 CCK/W33 | 110 | 170 | 45 | 3.7 |
| 23022-2CS | 110 | 170 | 45 | 3.75 |
| 24022 CC/W33 | 110 | 170 | 60 | 5 |
| 24022 CCK30/W33 | 110 | 170 | 60 | 4.9 |
| 23122 CC/W33 | 110 | 180 | 56 | 5.75 |
| 23122 CCK/W33 | 110 | 180 | 56 | 5.55 |
Questions that usually come up before ordering 21318E and 21318
When is 21318E and 21318 worth comparing against nearby spherical roller bearings options?
Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.
What details usually matter before approving 21318E and 21318 for repeat supply?
Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.
Which next step usually helps after 21318E and 21318 is shortlisted?
A quick review of Spherical Roller Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.
Why keep a supporting guide linked beside 21318E and 21318?
Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.