NSK 6306 2RS NR Ball Bearing 30x72x19 mm

Industrial applications

NSK 6306 2RS NR deep groove ball bearing is engineered for industrial systems requiring both effective sealing and precise axial positioning. This model is widely used in electric motors, gearboxes, conveyors, ventilation systems and production machinery.

The bearing size 30x72x19 mm combined with the snap ring design makes it ideal for applications where quick installation and secure positioning are critical.

Construction and design

NSK 6306 2RS NR is a single row deep groove ball bearing designed to support radial loads and moderate axial loads in both directions. Its optimized internal geometry ensures smooth rotation and high operational efficiency.

The 2RS version features double rubber seals that protect against dust, moisture and contaminants while maintaining lubrication inside the bearing.

Additionally, the NR version includes a snap ring groove and retaining ring, allowing precise axial positioning in housings without additional components.

High quality bearing steel and precision machined raceways ensure stable and quiet operation.

Technical specifications

Type: deep groove ball bearing
Manufacturer: NSK
Model: 6306 2RS NR
Inner diameter: 30 mm
Outer diameter: 72 mm
Width: 19 mm
Sealing: 2RS double rubber seals
Internal clearance: standard
Additional feature: snap ring NR
Design: single row
Material: bearing steel
Lubrication: pre lubricated

Operational advantages

NSK 6306 2RS NR offers excellent sealing performance, reduced maintenance requirements and reliable operation in demanding environments. The snap ring simplifies installation and ensures secure axial positioning.

The standardized 30x72x19 mm dimensions allow easy replacement and compatibility across a wide range of industrial equipment.

Dimensional compatibility

The NSK 6306 2RS NR bearing 30x72x19 mm complies with standard dimensions of the 6306 series and can replace equivalent bearings from manufacturers such as SKF, FAG, NTN or KOYO.

Search phrases such as bearing 30x72x19, 6306 2RS NR bearing or NSK deep groove ball bearing 6306 strengthen its visibility within the category.

Main description

NSK 6306 2RS NR is a deep groove ball bearing designed to support radial loads and moderate axial loads in industrial applications requiring sealing and secure axial positioning.

The NSK 6306 2RS NR 30x72x19 mm bearing ensures reliable operation, long service life and easy installation across a wide range of industrial applications.

FAQ

What is the function of the NR snap ring
It enables secure axial positioning of the bearing in the housing.

Where is NSK 6306 2RS NR used
It is used in motors, conveyors and industrial machinery.

Is this bearing suitable for dusty environments
Yes, the 2RS seals protect against contamination.

What loads can this bearing support
It supports radial loads and moderate axial loads.

Does it require lubrication
No, it is pre lubricated and sealed.