6309NRJ/EM/C3
6300 Series Snap Ring Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
6309NRJ/EM/C3
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
45 mm
Bore diameter tolerance
-0.012 mm to 0
Outside diameter
100 mm
Outside diameter tolerance
-0.015 mm to 0
Width
25 mm
Width tolerance
-0.12 mm to 0
Outer Ring Dimensions
Outer ring locating feature
Snap Ring (fitted)
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
11915 lbf
Radial static load rating
7194 lbf
Limiting speed
6.7 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:
$ 15.93
/ each
In Stock
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6309NRJ/EM/C3 Bearing Product Overview & Core Advantages
The 6309NRJ/EM/C3 is a single row deep groove ball bearing engineered for robust performance in demanding industrial applications. Its core advantage lies in its ability to efficiently handle radial loads while its snap ring groove on the outer ring simplifies axial location within the housing, reducing assembly complexity and cost. Manufactured to ABEC 1 | ISO P0 tolerance standards, this bearing offers reliable operation and is characterized by its C3 radial internal clearance, making it suitable for applications with thermal expansion or where interference fits are used.
6309NRJ/EM/C3 Bearing Model Code Explained, Specifications & Naming Convention
The model number 6309NRJ/EM/C3 provides a detailed technical specification breakdown:
- 6309: Standard designation for a metric single row deep groove ball bearing with a 45mm bore, 100mm OD, and 25mm width.
- NR: Indicates a snap ring groove machined on the outer ring.
- J: Specifies that a snap ring is supplied with the bearing.
- EM: Denotes an electrically insulated bearing with a coating to prevent damage from electric currents.
- C3: Specifies a greater than normal radial internal clearance group, ideal for applications with elevated temperatures or tight fits.
6309NRJ/EM/C3 Bearing Structural Features & Performance Benefits
- Snap Ring Locating Feature: The integrated snap ring groove and supplied ring provide a positive axial location for the outer ring, simplifying housing design and enabling a more compact and cost-effective assembly compared to other locating methods.
- Electrically Insulated Design (EM): The specialized coating protects the bearing from damage caused by the passage of electric currents, significantly increasing service life in electric motors and other applications prone to stray currents.
- Optimized Internal Clearance: The C3 clearance accommodates thermal expansion and interference fits, preventing excessive preload and ensuring smooth, reliable operation under a range of operating conditions.
- Robust Load Capacity: With a dynamic load rating of 11915 lbf and a static load rating of 7194 lbf, this bearing is built to withstand significant radial forces in continuous operation.
6309NRJ/EM/C3 Bearing Typical Application Areas
This versatile bearing is ideally suited for a wide range of industrial machinery, including:
- Electric Motors and Generators (benefiting from the EM insulation).
- Gearboxes and Transmission Systems.
- Industrial Pumps and Compressors.
- Material Handling Equipment.
- Any application requiring a reliable, radial load bearing with simplified axial location.
