6311-ZNRJEM
6300 Series Snap Ring Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
6311-ZNRJEM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1350 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
55 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
120 mm
Outside diameter tolerance
-0.015mm to 0
Width
29 mm
Width tolerance
-0.150mm to 0
Outer Ring Dimensions
Outer ring locating feature
Snap Ring (fitted)
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
16096 lbf
Radial static load rating
10116 lbf
Limiting speed
5.6 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
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:
$ 36.65
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
6311-ZNRJEM Bearing Product Overview & Core Advantages
The 6311-ZNRJEM is a single row deep groove ball bearing engineered for robust radial load capacity and reliable performance in demanding applications. Its shielded design offers effective contamination protection, while the integrated snap ring on the outer ring simplifies axial location and mounting. Manufactured to ABEC 1 | ISO P0 tolerance standards, this bearing delivers consistent precision and is ideal for applications requiring dependable operation under moderate speeds and loads.
6311-ZNRJEM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Benefit |
|---|---|---|
| Z | One Shield (Non-Removable) | Provides basic protection against solid contaminants. |
| NR | Snap Ring Groove on Outer Ring | Enables simple axial location within a housing, reducing assembly complexity and costs. |
| JEM | JEM Standard (Specific Manufacturer Designation) | Indicates conformity to specific internal manufacturing and material standards for consistent quality. |
6311-ZNRJEM Bearing Structural Features & Performance Benefits
- High Radial Load Capacity: The deep groove raceway and chrome steel construction are optimized to handle the specified radial dynamic load rating of 16,096 lbf, ensuring durability and long service life.
- Simplified Mounting and Location: The outer ring snap ring groove eliminates the need for complex housing shoulders or end caps, providing a cost-effective and space-saving locating solution.
- Controlled Internal Clearance: The standard CN radial internal clearance is suitable for a wide range of operating conditions and ensures proper fit and performance after installation.
- Basic Contamination Protection: The shielded (Z) design helps retain lubricant and exclude larger contaminants, enhancing bearing reliability in typical industrial environments.
6311-ZNRJEM Bearing Typical Application Areas
This bearing is commonly used in a variety of industrial machinery and equipment, including:
- Electric Motors and Gearboxes
- Material Handling Conveyors
- Agricultural Machinery
- Industrial Fans and Blowers
- General machinery requiring a snap ring located bearing for simplified assembly.
