Thin Section Ball Bearings

**TIMKEN Ball Bearings: Precision Engineered for Demanding Applications**

TIMKEN is a global leader in engineered bearings and mechanical power transmission products, renowned for delivering superior performance, reliability, and durability. Among its extensive portfolio, **TIMKEN Deep Groove Ball Bearings** and **Thin Section Ball Bearings (61800, 61900 series)** stand out as critical components in industrial machinery, automotive systems, and precision equipment. These bearings are designed to handle radial and axial loads with exceptional efficiency, ensuring smooth operation and extended service life even in the most demanding environments.

### **Technical Features & Performance Advantages**

**Deep Groove Ball Bearings**
TIMKEN’s Deep Groove Ball Bearings are engineered for versatility, featuring deep raceway grooves that enable high-speed operation while accommodating both radial and moderate axial loads. Key benefits include:
– **Optimized Load Distribution:** Precision-ground raceways and high-quality steel construction ensure even load distribution, reducing wear and extending bearing life.
– **Low Friction & High Efficiency:** Advanced sealing options (such as shields or rubber seals) minimize friction and contamination, making them ideal for electric motors, pumps, and gearboxes.
– **Robust Construction:** Manufactured from premium chrome steel or corrosion-resistant materials, these bearings withstand harsh operating conditions, including high temperatures and heavy loads.

**Thin Section Ball Bearings (61800, 61900 Series)**
TIMKEN’s Thin Section Ball Bearings are designed for applications where space and weight savings are critical, without compromising performance. These bearings feature:
– **Compact, Lightweight Design:** With ultra-thin cross-sections, they are ideal for robotics, aerospace, medical equipment, and semiconductor machinery.
– **High Precision & Rigidity:** Tight tolerances and superior roundness ensure smooth motion control in precision applications.
– **Multiple Configurations:** Available in open, shielded, or sealed variants, with options for radial, angular contact, or four-point contact designs.

### **Typical Applications**
TIMKEN’s Deep Groove and Thin Section Ball Bearings are widely used across industries, including:
– **Industrial Machinery:** Conveyors, machine tools, and electric motors benefit from their durability and low maintenance.
– **Automotive Systems:** Alternators, transmissions, and wheel hubs rely on their high-speed capabilities and load resistance.
– **Precision Equipment:** Medical devices, robotics, and optical systems utilize thin-section bearings for their compactness and accuracy.

With a legacy of innovation and precision engineering, TIMKEN continues to set the standard for performance in ball bearing technology, ensuring optimal efficiency and reliability for critical applications worldwide. Whether in high-speed industrial equipment or compact precision instruments, TIMKEN bearings deliver unmatched performance and longevity.

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Part Number Clearance Bore Size d Features Outside Diameter D Outside Ring Width B Cr - Dynamic Load Rating C0r - Static Load Rating Grease Limiting Speed Oil Reference Speed
61814-2RS
C0 (Normal)
70 mm
Contact Seals
90 mm
10 mm
12100 N
11900 N
6700 rpm
8000 rpm
61918-2RS
C0 (Normal)
90 mm
Contact Seals
125 mm
18 mm
32800 N
31500 N
5000 rpm
6000 rpm
61800/VSL609
C0 (Normal)
10 mm
Open
19 mm
5 mm
1700 N
840 N
N/A
CAD
61816-2RS
C0 (Normal)
80 mm
Contact Seals
100 mm
10 mm
12700 N
13300 N
6000 rpm
7100 rpm
61918-ZZ
C0 (Normal)
90 mm
Shields
125 mm
18 mm
32800 N
31500 N
5000 rpm
6000 rpm
61800-2RS/VSL609
C0 (Normal)
10 mm
Contact Seals
19 mm
5 mm
1700 N
840 N
N/A
CAD
61816-ZZ
C0 (Normal)
80 mm
Shields
100 mm
10 mm
12700 N
13300 N
6000 rpm
7100 rpm
61884MA
C0 (Normal)
420 mm
Open
520 mm
46 mm
251000 N
393000 N
950 rpm
1200 rpm
61801/VSL609
C0 (Normal)
12 mm
Open
21 mm
5 mm
1900 N
1000 N
N/A
CAD
61912-C3
C3
60 mm
Open
85 mm
13 mm
20200 N
17300 N
7500 rpm
8900 rpm
61826-2RS-C3 FS960
C3
130 mm
Contact Seals
165 mm
18 mm
37900 N
42900 N
3400 rpm
5000 rpm
61912-ZZ-C3
C3
60 mm
Shields
85 mm
13 mm
20200 N
17300 N
7500 rpm
8900 rpm
61805C3
C3
25 mm
Open
37 mm
7 mm
4300 N
2900 N
18000 rpm
21000 rpm
61912-2RS-C3
C3
60 mm
Contact Seals
85 mm
13 mm
20200 N
17300 N
7500 rpm
8900 rpm
61814
C0 (Normal)
70 mm
Open
90 mm
10 mm
12100 N
11900 N
6700 rpm
8000 rpm
61912-2RZ-C3
C3
60 mm
Non-Contact Seals
85 mm
13 mm
20200 N
17300 N
7500 rpm
8900 rpm
61814-ZZ
C0 (Normal)
70 mm
Shields
90 mm
10 mm
12100 N
11900 N
6700 rpm
8000 rpm
61813-C3
C3
65 mm
Open
85 mm
10 mm
11900 N
11500 N
7300 rpm
8600 rpm
61914
C0 (Normal)
70 mm
Open
100 mm
16 mm
23700 N
21100 N
6300 rpm
7500 rpm
61813-ZZ-C3
C3
65 mm
Shields
85 mm
10 mm
11900 N
11500 N
7300 rpm
8600 rpm