6218 Ball Bearing Specification:
6218 Ball Bearing can be fond in many applications.
For this bearing model,
d: 90mm
D: 160mm
B: 30mm
Weight: 2.15kg
Material: Gcr15 steel
Sealing Solution: Open
Cage: Standard steel cage
Precision: Standard ABEC1
Number of Row: Single row
Structure: Deep groove ball bearing
Radial Internal Play: Standard CN/C3
Operating Temperature: -20°C to 120°C
Interchange: 6218, 6218 C3, 6218-C3, 6218C3, 6218/C3, 6218/ C3, etc
Bearing Structure:

deep groove ball bearing structure
6218/C3 Radial Bearing Photo:

Deep Groove Ball Bearing Size Chart:
| New Model | Old Model | Specifications(dxDxB) | Weight/kg |
| 6200 | | 10x30x9 | 0.032 |
| 6201 | 201 | 12x32x10 | 0.037 |
| 6202 | 202 | 15x35x11 | 0.045 |
| 6203 | 203 | 17x40x12 | 0.065 |
| 6204 | 204 | 20x47x14 | 0.106 |
| 6205 | 205 | 25x52x15 | 0.128 |
| 6206 | 206 | 30x62x16 | 0.199 |
| 6207 | 207 | 35x72x17 | 0.288 |
| 6208 | 208 | 40x80x18 | 0.366 |
| 6209 | 209 | 45x85x19 | 0.420 |
| 6210 | 210 | 50x90x20 | 0.462 |
| 6211 | 211 | 55x100x21 | 0.619 |
| 6212 | 212 | 60x110x22 | 0.789 |
| 6213 | 213 | 65x120x23 | 0.990 |
| 6214 | 214 | 70x125x24 | 1.084 |
| 6215 | 215 | 75x130x25 | 0.171 |
| 6216 | 216 | 80x140x26 | 1.448 |
| 6217 | 217 | 85x150x28 | 1.803 |
| 6218 | 218 | 90x160x30 | 2.170 |
| 6219 | 219 | 95x170x32 | 2.620 |
| 6220 | 220 | 100x180x34 | 3.190 |
| 6221 | 221 | 105x190x36 | 3.660 |
| 6222 | 222 | 110x200x38 | 4.290 |
Contact Us:
For most deep groove ball bearing models, we have large stock.
There are so many bearing models. As a result, it’s impossible for us to upload all bearing models.
If you don’t find your bearing model numbers on our website, pls feel free to contact us !
Professional Bearing Solution Expert
Jinan TOP Bearing Co., Ltd
Add: 1-2405-4, No. 1825, Hualong Rd., Licheng Dist, Jinan, Shandong, China
Mobile/WhatsApp/Wechat: +8615662712802
Email: supersales@jntopbearing.com
Questions that help when 6218 and 6218 is on the shortlist
When is 6218 and 6218 worth comparing against nearby deep groove ball 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 6218 and 6218 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 6218 and 6218 is shortlisted?
A quick review of Deep Groove Ball 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 6218 and 6218?
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.