
Model Numbers: 6303, B6303Z, 6303Z, B6303ZZ, 6303ZZ, B6303DDU, 6303DDU, 6303LLU, 6303-2NSE, 6303H2RS
Brands Carried: MISUMI, NSK, NTN, Nachi-Fujikoshi, EZO
Bearing Sizing: ID 17mm X OD 47mm X W 14mm, 17 mm Ball Bearing
Bearing Seals: Open, Single Shielded, Double Shielded, Rubber Sealed
For more 6303 ball bearings and seal options — we have hundreds visit MISUMI.
Select Part Numbers to Buy 6303 Ball Bearings
| Bearing Seals | MISUMI | NSK | NTN | Nachi-Fujikoshi | EZO (SPB-USA) |
|---|---|---|---|---|---|
| Open Type | – | 6303 | 6303 | 6303 | – |
| Single Shielded | B6303Z | 6303Z | 6303Z | – | – |
| Double Shielded | B6303ZZ | 6303ZZ | 6303ZZ | – | – |
| Rubber Sealed | B6303DDU | 6303DDU | 6303LLU | 6303-2NSE | 6303H2RS |
Please select between the four options above:

6303 Ball Bearing

B6303Z Ball Bearing
6303Z Ball Bearing

B6303ZZ Ball Bearing
6303ZZ Ball Bearing

B6303DDU Ball Bearing
6303DDU Ball Bearing
6303LLU Ball Bearing
6303-2NSE Ball Bearing
6303H2RS Ball Bearing
Deep Groove Ball Bearings 6303 – 17X47X14mm Description
The 6303 is a 17 mm Ball Bearing that can be used in many rotary and factory automation applications. The 6303 Deep Groove Ball Bearings is an open style bearing. The 6303Z ball bearing is a single row raceway and single shielded. The 6303ZZ ball bearing has a single row raceway and it is shielded on each side. The B6303DDU, 6303DDU, 6303LLU, 6303-2NSE, 6303H2RS ball bearing are shielded by two rubber seals on each side. The 6303 17 mm Ball Bearing Inner Dimension 17mm X Outer Dimension 47mm X Width 14mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.
6303 Ball Bearings 17X47X14mm Specifications & Dimensions
| Universal | 6303 |
|---|---|
| Type | Ball |
| Inner/Outer Ring Material | Steel |
| Precision | Grade 0 |
| Inner Dimension d(Ø) | 17 |
| Outer Dimension D(Ø) | 47 |
| Width B (or T)(mm) | 14 |
| Retainer Type | Punching |
| Load Direction | Radial |
| Specifications/Environment | Standard |
| Number of Raceway Ring Rows | Single Track |
| Size Standards | Metric Series |

Deep Groove Ball Bearings 6303 – Technical Specifications/Dimensions
Double Shielded Ball Bearings
Other Ball Bearing Series

