6306-2ZNR/C3 Q6CHT51
6300 Series Snap Ring Bearings
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Part No.
Part No.
6306-2ZNR/C3 Q6CHT51
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
346 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.01mm to 0
Outside diameter
72 mm
Outside diameter tolerance
-0.013mm to 0
Width
19 mm
Width tolerance
-0.120mm to 0
Outer Ring Dimensions
Outer ring locating feature
Snap Ring (fitted)
Outside diameter of snap ring
78.6 mm
Width of snap ring
1.7 mm
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
6002 lbf
Radial static load rating
3372 lbf
Limiting speed
9.6 X 1000 rpm
Lubrication
None
Radial internal clearance
C3
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 10.61
/ each
In Stock
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6306-2ZNR/C3 Q6CHT51 Bearing Product Overview & Core Advantages
The 6306-2ZNR/C3 Q6CHT51 is a single row deep groove ball bearing engineered for high reliability in demanding applications. Its key advantage lies in its ability to handle radial loads efficiently while featuring integral shielded protection and a snap ring groove on the outer ring for secure axial location. Manufactured to ABEC 1 | ISO P0 tolerance standards with a C3 radial internal clearance, this bearing offers robust performance and is designed for applications requiring a compact, pre-lubricated, and easily mounted solution.
6306-2ZNR/C3 Q6CHT51 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 6306 | Basic bearing series, indicating a single row deep groove ball bearing with 30mm bore, 72mm OD, and 19mm width. |
| 2Z | Bearing is shielded on both sides, providing effective protection against contamination while allowing for high-speed operation. |
| NR | Outer ring features a snap ring groove, enabling simplified axial positioning and secure housing fit. |
| /C3 | Specifies a greater than normal radial internal clearance, suitable for applications with thermal expansion or where interference fits are used. |
| Q6 | Indicates specific cage design and material (Chrome Steel). |
| CHT51 | Identifies a specific heat treatment process for enhanced dimensional stability. |
6306-2ZNR/C3 Q6CHT51 Bearing Structural Features & Performance Benefits
- Robust Construction & High Load Capacity: The single row deep groove design, combined with chrome steel rings, balls, and cage, provides a robust structure capable of handling significant radial dynamic load ratings of 6002 lbf and static load ratings of 3372 lbf.
- Enhanced Contamination Protection: The 2Z shields on both sides effectively protect the bearing interior from dust and debris, extending service life and reducing maintenance needs in harsh environments.
- Simplified Installation & Axial Location: The integrated snap ring groove (NR) on the outer ring allows for secure axial positioning within the housing, simplifying assembly and improving overall system reliability.
- Optimized Internal Clearance: The C3 radial internal clearance accommodates thermal expansion and interference fits, making it suitable for a wide range of operating conditions and ensuring consistent performance.
- High-Speed Capability: With a limiting speed of 9,600 rpm, this bearing is designed for applications requiring reliable high-speed operation.
6306-2ZNR/C3 Q6CHT51 Bearing Typical Application Areas
- Electric Motors and Gearboxes
- Industrial Pumps and Compressors
- Material Handling Equipment (conveyors, pulleys)
- Agricultural Machinery
- Automotive Components (alternators, idlers)
