D/W R12-2RS1
D/W Series Stainless Steel Miniature Bearings
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Part No.
Part No.
D/W R12-2RS1
Basic Information
Bearing type
Ball
System of measurement
Inch
Construction
Single Row
Weight
0.06 kg
Tolerance class
P0
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
0.75"
Bore diameter tolerance
-0.00019" to 0.00019"
Outside diameter
1.625"
Outside diameter tolerance
-0.00078" to -0.00031"
Width
0.43752"
Width tolerance
-0.005" to 0"
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
1812 lbf
Radial static load rating
1124 lbf
Limiting speed
11 X 1000 rpm
Lubrication
Grease
Radial internal clearance
CN
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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D/W R12-2RS1 Bearing Product Overview & Core Advantages
The D/W R12-2RS1 is a single row deep groove ball bearing designed for exceptional performance in demanding applications. This sealed bearing is constructed entirely from stainless steel, offering excellent corrosion resistance. Its primary advantage lies in its ability to handle radial loads efficiently while providing reliable, long-term operation with minimal maintenance. The combination of a CN radial internal clearance and pre-lubrication ensures smooth operation and makes it a compact, high-reliability solution for various precision assemblies.
D/W R12-2RS1 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| D/W | Manufacturer series designation. |
| R12 | Specific bearing size code (0.75" bore). |
| 2RS1 | Features two rubber contact seals (RS1), one on each side, providing superior protection against contaminants and retaining lubricant. |
D/W R12-2RS1 Bearing Structural Features & Performance Benefits
- Robust Construction: Manufactured from stainless steel rings, balls, and cage, this bearing offers high corrosion resistance and durability in harsh environments.
- Optimized Load Capacity: The deep groove raceway is engineered to support significant radial dynamic loads (1812 lbf) and radial static loads (1124 lbf).
- Sealed & Lubricated for Life: The 2RS1 seals effectively shield the internal components from dust and moisture, while the pre-applied grease lubrication ensures consistent performance, making the bearing virtually maintenance-free.
- Precision & Speed: Built to P0 tolerance class with a CN clearance, it provides reliable operation at limiting speeds up to 11,000 rpm.
D/W R12-2RS1 Bearing Typical Application Areas
This versatile bearing is ideally suited for applications requiring corrosion resistance and reliable performance, including:
- Food Processing and Packaging Machinery
- Medical and Laboratory Equipment
- Chemical Handling Pumps and Mixers
- Marine and Outdoor Equipment
- Precision Electric Motors and Small Gearboxes
