6700 Series Deep Groove Ball Bearings
ENRO lists 7 sizes in the 6700 series: 6700 to 6706. Bore d 10–30 mm, outside diameter D 15–37 mm, width B 4 mm. Versions listed: Open, 2RS and ZZ. Boundary dimensions follow the ISO 15 dimension series.
6700 series size table
Every 6700 size ENRO lists, sorted by bore. Load ratings, limiting speeds and weights are catalog reference values. Values are confirmed per batch on request.
Click a model to open its full specification page.
| Model | d mm | D mm | B mm | r min mm | Cr kN | C0r kN | Grease rpm | Weight kg | Quote | Open model page |
|---|---|---|---|---|---|---|---|---|---|---|
| 6700 | 10 | 15 | 4 | 0.1 | 1.01 | 0.555 | 36,000 | 0.002 | Quote | |
| 6701 | 12 | 18 | 4 | 0.2 | 1.07 | 0.655 | 32,000 | 0.003 | Quote | |
| 6702 | 15 | 21 | 4 | 0.2 | 1.15 | 0.79 | 29,000 | 0.0035 | Quote | |
| 6703 | 17 | 23 | 4 | 0.2 | 1.20 | 0.865 | 26,000 | 0.004 | Quote | |
| 6704 | 20 | 27 | 4 | 0.2 | 1.79 | 1.32 | 23,000 | 0.005 | Quote | |
| 6705 | 25 | 32 | 4 | 0.2 | 1.93 | 1.55 | 19,000 | 0.006 | Quote | |
| 6706 | 30 | 37 | 4 | 0.2 | 2.05 | 1.78 | 17,000 | 0.008 | Quote |
No model in this table matches. Widen the tolerance or use the size finder across both bearing types.
6700 series vs other deep groove ball series at the same bore
Each row is one bore size d. Cells show model, D × B in mm and catalog Cr in kN; “On request” means the catalog value is pending confirmation. Series with no shared bore are not shown.
Click a model to open its full specification page.
| d mm | 6700 (this page) | 6800 | 6900 | 6000 | 6200 | 6300 | 16000 | 6400 |
|---|---|---|---|---|---|---|---|---|
| 10 | 670015 × 4Cr 1.01 | 680019 × 5Cr 1.65 | 690022 × 6Cr 2.43 | 600026 × 8Cr 4.10 | 620030 × 9Cr 4.59 | 630035 × 11Cr 7.38 | — | — |
| 12 | 670118 × 4Cr 1.07 | 680121 × 5Cr 1.73 | 690124 × 6Cr 2.60 | 600128 × 8Cr 4.59 | 620132 × 10Cr 5.49 | 630137 × 12Cr 8.73 | 1600128 × 7Cr 4.59 | — |
| 15 | 670221 × 4Cr 1.15 | 680224 × 5Cr 1.87 | 690228 × 7Cr 3.69 | 600232 × 9Cr 5.04 | 620235 × 11Cr 6.98 | 630242 × 13Cr 10.26 | 1600232 × 8Cr 5.04 | — |
| 17 | 670323 × 4Cr 1.20 | 680326 × 5Cr 2.53 | 690330 × 7Cr 4.46 | 600335 × 10Cr 6.12 | 620340 × 12Cr 8.64 | 630347 × 14Cr 12.15 | 1600335 × 8Cr 6.12 | 640362 × 17Cr 22.70 |
| 20 | 670427 × 4Cr 1.79 | 680432 × 7Cr 3.60 | 690437 × 9Cr 5.76 | 600442 × 12Cr 8.46 | 620447 × 14Cr 11.52 | 630452 × 15Cr 14.31 | 1600442 × 8Cr 7.11 | 640472 × 19Cr 28.50 |
| 25 | 670532 × 4Cr 1.93 | 680537 × 7Cr 3.87 | 690542 × 9Cr 6.35 | 600547 × 12Cr 9.09 | 620552 × 15Cr 12.60 | 630562 × 17Cr 19.08 | 1600547 × 8Cr 7.52 | 640580 × 21Cr 34.50 |
| 30 | 670637 × 4Cr 2.05 | 680642 × 7Cr 4.23 | 690647 × 9Cr 6.53 | 600655 × 13Cr 11.88 | 620662 × 16Cr 17.55 | 630672 × 19Cr 24.03 | 1600655 × 9Cr 10.08 | 640690 × 23Cr 43.50 |
Deep groove ball bearings only. Open a model page to see C0r, limiting speeds and weight.
About the 6700 series
- Against the 6800 series, which shares seven bore sizes, the 6800 outside diameter is larger and the width larger at each shared bore: at d 17 mm the 6703 is 23 × 4 mm and the 6803 is 26 × 5 mm.
- Against the 6900 series, which shares seven bore sizes, the 6900 outside diameter is larger and the width larger at each shared bore: at d 17 mm the 6703 is 23 × 4 mm and the 6903 is 30 × 7 mm.
- Catalog dynamic load ratings Cr run from 1.01 kN (6700) to 2.05 kN (6706).
- Versions in the 6700 series: Open on every size, 2RS on every size, ZZ on one of seven sizes.
Versions in this series
| Code | Meaning |
|---|---|
| Open | No shields or seals. Lubricated in service by grease or oil. |
| 2RS | Contact rubber seals. Better protection against dust and water; slightly higher friction. |
| ZZ | Non-contact steel shields. Low friction; keeps out larger particles. |
6700 series FAQ
Which sizes are in the 6700 series?
ENRO lists seven sizes in the 6700 series, from the 6700 (10 × 15 × 4 mm) to the 6706 (30 × 37 × 4 mm). Bore d runs 10–30 mm.
Which versions are listed for the 6700 series?
Open, 2RS and ZZ. Open: No shields or seals. Lubricated in service by grease or oil. 2RS: Contact rubber seals. Better protection against dust and water; slightly higher friction. ZZ: Non-contact steel shields. Low friction; keeps out larger particles. Not every size carries every version; the model page lists what is available.
How does the 6700 series differ from the 6800 series at the same bore?
At d 17 mm the 6703 (6700 series) is 23 × 4 mm and the 6803 (6800 series) is 26 × 5 mm: three mm more outside diameter and one mm wider. The two series share seven bore sizes; the table above lists each one.
What load ratings are listed for the 6700 series?
Catalog dynamic load rating Cr runs from 1.01 kN (6700) to 2.05 kN (6706), with C0r, limiting speeds and weight on each model page. Values are confirmed per batch on request.
Where are ENRO bearings made?
ENRO bearings are Made in China by partner factories, under Japan-managed quality control. Every unit passes 100% outgoing inspection before shipment.
Quote 6700 series deep groove ball bearings
Send any part number and we'll match the dimensionally equivalent ENRO model. We reply within 24 hours on business days.