6904 2RS Double Seal Ball Bearing
This listing is for 6904 2RS sealed ball bearings with 20mm bore, 37mm outside diameter and 9m width. The bearings are made of chrome steel and each bearing has 2 rubber seals to protect the bearings from dust or any possible contamination. The bearings are pre-lubricated with grease.
Yuanhe’s ABEC 3 bearings are of higher quality and performance than the ABEC 1 bearings installed by many OE manufacturers. Only the best bike components come standard with ABEC 3 bearings. Featuring hardened chrome steel races, balls, and strong riveted steel retainers for durability, these bearings are the perfect low-cost performance upgrade.
● Fine Hones Race Ways
● Suitable for high running accuracy, quiet running and very high speeds
● Premium quality precision ball bearing
● High-speed capability
● Uses Superior Grade-10 Bearing Balls
If you have any questions about our products, please contact us and get more detailed information.
For any inquiries, please contact with our Supporting Team at sales@yuanhecd.com.
| Spec | 6904 2RS |
| Item | Miniature Ball Bearings |
| Type | Shielded |
| Bore Dia. | 20 mm |
| Outside Dia. | 37mm |
| Width | 9 mm |
| ABEC Tolerance | 3 |
| Dynamic Load Capacity (kN) | 6.38kN |
| Static Load Capacity (kN) | 3.65kN |
| Max. RPM | 18,000RPM |
| Temp. Range (℃) | -40~120℃ |
| Material | Steel |
| Shield Material | Nitrile rubber + mild steel (NBR + SPCC) |
| Lubrication |
6904 2RS Double Sealed Ball Bearing is a high quality, precision ball bearing ideally suited for applications requiring high speed and reliability. This ball bearing is made from high-quality materials and features two seals for extra protection from dust and debris.
ABEC3 6904 2RS raises the bar for military standard, high precision bearings. Some of the best bike components come standard with this bearing, featuring hardened chrome steel races, balls and a strong riveted steel retainer for a durable and flawless low-cost performance upgrade.
Other types of ball bearings are also available: 694 ZZ, 696 2RS, 686 2RS. If you’re interested in our procucts, please feel free to contact us.
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