
Model Numbers: 6306, B6306Z, 6306Z, B6306ZZ, 6306ZZ, B6306DDU, 6306DDU, 6306LLU, 6306-2NSE, 6306H2RS
Brands Carried: MISUMI, NSK, NTN, Nachi-Fujikoshi, EZO
Bearing Sizing: ID 30mm X OD 72mm X W 19mm, 30 mm Ball Bearing
Bearing Seals: Open, Single Shielded, Double Shielded, Rubber Sealed
For more 6306 ball bearings and seal options — we have hundreds visit MISUMI.
Select Part Numbers to Buy 6306 Ball Bearings
| Bearing Seals | MISUMI | NSK | NTN | Nachi-Fujikoshi | EZO (SPB-USA) |
|---|---|---|---|---|---|
| Open Type | – | 6306 | 6306 | 6306 | – |
| Single Shielded | B6306Z | 6306Z | 6306Z | – | – |
| Double Shielded | B6306ZZ | 6306ZZ | 6306ZZ | – | – |
| Rubber Sealed | B6306DDU | 6306DDU | 6306LLU | 6306-2NSE | 6306H2RS |
Please select between the four options above:

6306 Ball Bearing

B6306Z Ball Bearing
6306Z Ball Bearing

B6306ZZ Ball Bearing
6306ZZ Ball Bearing

B6306DDU Ball Bearing
6306DDU Ball Bearing
6306LLU Ball Bearing
6306-2NSE Ball Bearing
6306H2RS Ball Bearing
Deep Groove Ball Bearings 6306 – 30X72X19mm Description
The 6306 is a 30 mm Ball Bearing that can be used in many rotary and factory automation applications. The 6306 Deep Groove Ball Bearings is an open style bearing. The 6306Z ball bearing is a single row raceway and single shielded. The 6306ZZ ball bearing has a single row raceway and it is shielded on each side. The B6306DDU, 6306DDU, 6306LLU, 6306-2NSE, 6306H2RS ball bearing are shielded by two rubber seals on each side. The 6306 30 mm Ball Bearing Inner Dimension 30mm X Outer Dimension 72mm X Width 19mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.
6306 Ball Bearings 30X72X19mm Specifications & Dimensions
| Universal | 6306 |
|---|---|
| Type | Ball |
| Inner/Outer Ring Material | Steel |
| Precision | Grade 0 |
| Inner Dimension d(Ø) | 30 |
| Outer Dimension D(Ø) | 72 |
| Width B (or T)(mm) | 19 |
| Retainer Type | Punching |
| Load Direction | Radial |
| Specifications/Environment | Standard |
| Number of Raceway Ring Rows | Single Track |
| Size Standards | Metric Series |

Deep Groove Ball Bearings 6306 – Technical Specifications/Dimensions
Double Shielded Ball Bearings
Other Ball Bearing Series

