ER1212 ZZ
ER Series Thin Section Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
ER1212 ZZ
Basic Information
Bearing type
Ball
System of measurement
Inch
Construction
Single Row
Weight
3.26 g
Tolerance class
ABEC-1
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
0.5"
Bore diameter tolerance
-0.008mm to 0
Outside diameter
0.75"
Outside diameter tolerance
-0.009mm to 0
Width
0.1562"
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
207 lbf
Radial static load rating
121 lbf
Limiting speed
12 X 1000 rpm
Lubrication
Required
Radial internal clearance
0.003mm to 0.018mm
Radial internal clearance
C0
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 2.55
/ each
In Stock
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ER1212 ZZ Bearing Product Overview & Core Advantages
The ER1212 ZZ is a single row deep groove ball bearing designed for reliable performance in demanding applications. Engineered with inch dimensions, this shielded bearing excels in handling radial loads with high efficiency. Its compact design and ABEC-1 precision class make it an ideal choice for applications requiring consistent operation and long service life. The bearing is constructed from high-grade chrome steel for both rings and balls, ensuring durability and resistance to wear.
ER1212 ZZ Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| ER1212 | Basic bearing designation with inch bore (0.5") and OD (0.75") |
| ZZ | Double-sided steel shields providing effective protection against contaminants |
ER1212 ZZ Bearing Structural Features & Performance Benefits
- Robust Construction: The single row deep groove geometry combined with chrome steel components delivers excellent load carrying capacity and dimensional stability under radial forces.
- Effective Contamination Protection: The ZZ shields on both sides help retain lubrication and exclude debris, extending bearing life in contaminated environments.
- Precision Performance: Manufactured to ABEC-1 tolerance class with controlled radial internal clearance (C0) ensuring smooth operation and reduced vibration.
- High-Speed Capability: With a limiting speed of 12,000 rpm and stainless steel cage, the bearing maintains stability at elevated rotational speeds.
- Wide Temperature Range: Suitable for operations from -30°C to 110°C, making it versatile for various industrial environments.
ER1212 ZZ Bearing Typical Application Areas
The ER1212 ZZ is widely used in:
- Small electric motors and power tools
- Precision instruments and measurement devices
- Office automation equipment (printers, scanners)
- Medical devices and laboratory equipment
- Agricultural machinery components
- Textile machinery spindle applications
