6312-ZNRJEM
6300 Series Snap Ring Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
6312-ZNRJEM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1699 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
60 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
130 mm
Outside diameter tolerance
-0.018mm to 0
Width
31 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
18412 lbf
Radial static load rating
11735 lbf
Limiting speed
5.3 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:
$ 43.71
/ each
In Stock
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6312-ZNRJEM Bearing Product Overview & Core Advantages
The 6312-ZNRJEM is a single row deep groove ball bearing engineered for exceptional radial load capacity and operational reliability. This precision bearing features a snap ring groove on its outer ring, enabling secure axial location within a housing without complex machining. Manufactured to ABEC 1 | ISO P0 tolerance standards, it delivers consistent performance in a wide range of industrial applications. Its shielded design offers effective protection against contaminant ingress, making it a robust and durable choice for demanding environments.
6312-ZNRJEM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| Z | One Shield: A single steel shield is fitted on one side of the bearing to protect against large particulate contaminants. |
| NR | Snap Ring Groove: The outer ring features a groove to accommodate a snap ring, simplifying axial location and housing design. |
| JEM | JEM Code: A manufacturer-specific code that may refer to a particular internal specification, material grade, or production process. Please consult the manufacturer's datasheet for precise details. |
6312-ZNRJEM Bearing Structural Features & Performance Benefits
- Secure Axial Location: The integrated snap ring groove allows for a simple and cost-effective method to axially position the bearing, reducing assembly complexity and enhancing system reliability.
- Robust Contamination Protection: The shielded design provides a high level of defense against larger solid contaminants, extending bearing service life in challenging conditions.
- High Load Capacity: The deep groove raceway and chrome steel construction enable high radial dynamic load rating (18,412 lbf) and radial static load rating (11,735 lbf), suitable for significant radial forces.
- Standard Precision & Clearance: Built to ABEC 1 (ISO P0) tolerance with CN group radial internal clearance, ensuring reliable performance for general industrial applications.
6312-ZNRJEM Bearing Typical Application Areas
This bearing is ideally suited for applications requiring secure mounting and reliable performance under radial loads. Common uses include:
- Electric Motors and Generators
- Gearboxes and Power Transmission Systems
- Industrial Fans and Blowers
- Material Handling Equipment
- Agricultural Machinery
