61917
618 & 619 Series Thin Section Bearings
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Part No.
Part No.
61917
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.55 kg
Tolerance class
P6
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
85 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
120 mm
Outside diameter tolerance
-0.013mm to 0
Width
18 mm
Width tolerance
-0.2mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
7171 lbf
Radial static load rating
6744 lbf
Limiting speed
7 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
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:
$ 95.84
/ each
In Stock
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61917 Bearing Product Overview & Core Advantages
The 61917 is a single row deep groove ball bearing engineered for precision and reliability in demanding applications. This metric bearing features an open design and is manufactured to a P6 tolerance class, ensuring high running accuracy and dimensional stability. Its primary strength lies in its ability to efficiently handle radial loads, making it an ideal choice for applications requiring smooth operation and long service life. The combination of chrome steel rings and balls, along with a stainless steel cage, provides excellent durability and consistent performance.
61917 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 61917 | Basic Model Number | Denotes a single row deep groove ball bearing with a 85mm bore, 120mm OD, and 18mm width. |
| Open (Implied) | Seal Type | No seals or shields, allowing for higher speeds and custom lubrication options. |
| P6 | Tolerance Class | Indicates tighter dimensional and running accuracy tolerances than standard bearings. |
| CN | Radial Internal Clearance | Standard normal clearance group, suitable for most common operating conditions. |
61917 Bearing Structural Features & Performance Benefits
- High Precision & Rigidity: Manufactured to P6 tolerance with strict dimensional controls on the bore diameter and outside diameter, this bearing provides precise shaft guidance and high system rigidity.
- Optimized Radial Load Capacity: The single row deep groove construction is specifically designed to carry significant radial loads, with a dynamic rating of 7171 lbf and a static rating of 6744 lbf.
- High-Speed Capability: The stainless steel cage ensures stability and low friction at high rotational speeds, supporting a limiting speed of 7,000 rpm.
- Robust Material Construction: Components made from chrome steel and a stainless steel cage offer high resistance to wear and corrosion, contributing to a long operational lifespan.
- Flexible Lubrication: The open seal type allows for the application of specialized lubricants tailored to specific operational environments and temperature ranges (-30°C to 120°C).
61917 Bearing Typical Application Areas
This precision bearing is suited for a wide range of industrial machinery and equipment, including:
- Electric Motors and Generators
- Precision Gearboxes
- Machine Tool Spindles
- Industrial Pumps and Compressors
- Material Handling Equipment
