
Model Numbers: B623, 623, B623ZZ, 623ZZ, B623DDU
Brands Carried: MISUMI, NSK, NTN, EZO, NSK Micro Precision
Bearing Sizing: ID 3mm X OD 10mm X W 4mm, 3 mm Ball Bearing
Bearing Seals: Open, Double Shielded, Rubber Sealed
For more 623 ball bearings and seal options — we have hundreds visit MISUMI.
Select Part Numbers to Buy 623 Ball Bearings
| Bearing Seals | MISUMI | NSK | NTN | EZO (SPB-USA) | NSK MICRO PRECISION |
|---|---|---|---|---|---|
| Open Type | B623 | – | 623 | – | – |
| Single Shielded | – | – | – | – | – |
| Double Shielded | B623ZZ | 623ZZ | 623ZZ | 623ZZ | 623ZZ |
| Rubber Sealed | B623DDU | – | – | – | – |
Please select between the four options above:

B623 Ball Bearing
623 Ball Bearing


B623ZZ Ball Bearing
623ZZ Ball Bearing

B623DDU Ball Bearing
Miniature Ball Bearings 623 – 3X10X4mm Description
The 623 is a 3 mm Ball Bearing that can be used in many rotary and factory automation applications. The 623 Miniature Ball Bearings is an open style bearing. The 623ZZ ball bearing has a single row raceway and it is shielded on each side. The B623DDU ball bearing are shielded by two rubber seals on each side. The 623 3 mm Ball Bearing Inner Dimension 3mm X Outer Dimension 10mm X Width 4mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.
623 Ball Bearings 3X10X4mm Specifications & Dimensions
| Universal | 623 |
|---|---|
| Type | Ball |
| Inner/Outer Ring Material | Steel |
| Precision | Grade 0 |
| Inner Dimension d(Ø) | 3 |
| Outer Dimension D(Ø) | 10 |
| Width B (or T)(mm) | 4 |
| Retainer Type | Punching |
| Load Direction | Radial |
| Specifications/Environment | Standard |
| Number of Raceway Ring Rows | Single Track |
| Size Standards | Metric Series |

Miniature Ball Bearings 623 – Technical Specifications/Dimensions
Double Shielded Ball Bearings
Other Ball Bearing Series

