Radial Roller Bearings (608 + 62XX Series)
Print Profile(1)

Description
Various sizes of full complement print-in-place roller bearings in standard 608 and 62XX ball bearing packages.
The bearing names reflect their ball bearing equivalent package dimensions, making it easy to use these as drop-in replacements where only radial load capacity is required. These are roller bearings — not ball bearings — and are designed to handle light radial loads only.
Ball bearings are notoriously difficult to print successfully, making roller bearings a practical and more reliable alternative for FDM printing. The trade-off is that roller bearings cannot carry axial (thrust) or moment loads, so these are best suited for applications where only radial support is needed.
⚠️ Please note: These are plastic bearings. They will not match the smoothness, quietness, or longevity of precision metallic bearings. Applying a grease (such as silicone grease) to the rollers is strongly recommended to reduce noise and wear.
Features:
- Print-in-place — no assembly required
- Inseparable construction
- No supports or rafts needed
- Approx. radial play: 0.7mm (0.03in)
Available sizes:
| Bearing | Nominal Dimensions |
|---|---|
| 608 | ID 8 mm* / OD 22 mm* / W 7 mm |
| 6200 | ID 10 mm* / OD 30 mm* / W 9 mm |
| 6202 | ID 15 mm* / OD 35 mm* / W 11 mm |
| 6203 | ID 17 mm* / OD 40 mm* / W 12 mm |
| 6204 | ID 20 mm* / OD 47 mm* / W 14 mm |
* Inner diameter (ID) is increased by .13mm (.005") and outer diameter is decreased by .25mm (.010") from nominal to reduce interference. Calibrate your X and Y steps if fits are too tight.
License
You may create derivative works based on this object, provided that all such derivative works are published exclusively on the MakerWorld platform and include proper attribution to the original creator. You may not share, upload, host, distribute, or publish this object—or any derivative work of this object—on any other digital platform, marketplace, or distribution channel. Commercial use of this object and any derivative works is strictly prohibited. This includes, but is not limited to, selling, renting, sublicensing, or using the object in any context in which you receive monetary compensation or other financial benefits.






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