Fafnir® Deep Groove Ball Bearings

**TIMKEN® Deep Groove Ball Bearings: Precision, Durability & Performance for Demanding Applications**

TIMKEN® Deep Groove Ball Bearings, including the renowned **Fafnir® 9100K, 200K, and 300K series**, represent the pinnacle of engineering excellence in radial load handling, high-speed operation, and long service life. Designed for industrial machinery, automotive systems, and precision equipment, these bearings deliver unmatched reliability under rigorous operating conditions. With advanced materials, precision manufacturing, and optimized internal geometries, TIMKEN’s deep groove ball bearings ensure smooth motion, reduced friction, and extended performance—even in high-temperature or contaminated environments.

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

1. **Superior Load Capacity & Efficiency**
– Engineered with deep raceway grooves for optimal radial and moderate axial load distribution.
– High-grade steel construction (including chrome alloy variants) enhances fatigue resistance and load-bearing capacity.
– Precision-ground balls and raceways minimize friction, reducing energy loss and heat generation.

2. **High-Speed Capability**
– Optimized internal clearances and cage designs (such as pressed steel or polymer retainers) ensure stability at elevated RPMs.
– Low torque characteristics make them ideal for electric motors, pumps, and automotive components.

3. **Sealed & Shielded Options for Contamination Resistance**
– Available with **rubber seals (RS/2RS) or metal shields (ZZ)** to protect against dust, moisture, and debris.
– Extended relubrication intervals reduce maintenance demands in harsh industrial environments.

4. **Precision Tolerance & Quiet Operation**
– Manufactured to **ABEC-1, ABEC-3, or higher tolerances** for applications requiring tight dimensional control (e.g., medical devices, robotics).
– Smooth surface finishes reduce vibration and noise in sensitive equipment.

### **Typical Applications**
TIMKEN’s **9100K, 200K, and 300K series** deep groove ball bearings are trusted across industries:

– **Industrial Machinery:** Electric motors, gearboxes, conveyors, and HVAC systems.
– **Automotive Systems:** Alternators, wheel hubs, transmissions, and auxiliary drives.
– **Precision Equipment:** Medical devices, robotics, and aerospace actuators.

### **Why Choose TIMKEN?**
With over a century of bearing innovation, TIMKEN combines rigorous testing, metallurgical expertise, and application-specific engineering to deliver solutions that outperform industry standards. Whether for heavy-duty industrial use or high-precision motion control, **Fafnir® Deep Groove Ball Bearings** provide the durability and efficiency needed to keep operations running smoothly.

For demanding applications where failure is not an option, TIMKEN’s deep groove ball bearings offer the perfect balance of **strength, speed, and longevity**. Explore the **9100K, 200K, and 300K series** to find the ideal solution for your machinery’s needs.

MORE +
CLOSE +
Part Number d - Bore D - Outer Diameter Bearing Width Ce - Dynamic Radial Rating C0 - Static Radial Rating Limiting Speed (Grease) Limiting Speed (Oil) Ball Type
311K
55 mm
120 mm
29 mm
79178 N
44482 N
3430 rpm
4000 rpm
STEEL
215K
75 mm
130 mm
25 mm
68900 N
44800 N
2927 rpm
3415 rpm
STEEL
308KDG
40 mm
90 mm
23 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
211KD
55 mm
100 mm
21 mm
48100 N
29200 N
3871 rpm
4516 rpm
STEEL
212KD
60 mm
110 mm
22 mm
58200 N
35900 N
3529 rpm
4118 rpm
STEEL
308KD
40 mm
90 mm
23 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
211KDD
55 mm
100 mm
21 mm
48100 N
29200 N
3871 rpm
4516 rpm
STEEL
308KG
40 mm
90 mm
23 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
211KG
55 mm
100 mm
21 mm
48100 N
29200 N
3871 rpm
4516 rpm
STEEL
308P
40 mm
90 mm
23 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
211NP
55 mm
100 mm
21 mm
48100 N
29200 N
3871 rpm
4516 rpm
STEEL
308PP
40 mm
90 mm
23 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
211PP
55 mm
100 mm
21 mm
48100 N
29200 N
3871 rpm
4516 rpm
STEEL
9111K
55 mm
90 mm
18 mm
31400 N
21300 N
4138 rpm
4828 rpm
STEEL
211PPG
55 mm
100 mm
21 mm
48100 N
29200 N
3871 rpm
4516 rpm
STEEL
9111PP
55 mm
90 mm
18 mm
31400 N
21300 N
4138 rpm
4828 rpm
STEEL
309KD
45 mm
100 mm
25 mm
58500 N
31700 N
4138 rpm
4828 rpm
STEEL
W210PP
50 mm
90 mm
30.18 mm
38900 N
23200 N
4286 rpm
5000 rpm
STEEL
309KDD
45 mm
100 mm
25 mm
58500 N
31700 N
4138 rpm
4828 rpm
STEEL
W308PP
40 mm
90 mm
36.53 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
309KDGN
45 mm
100 mm
25 mm
58500 N
31700 N
4138 rpm
4828 rpm
STEEL
210KD
50 mm
90 mm
20 mm
38900 N
23200 N
4286 rpm
5000 rpm
STEEL
W308PPG
40 mm
90 mm
36.53 mm
49200 N
26000 N
4615 rpm
5385 rpm
STEEL
309PP
45 mm
100 mm
25 mm
58500 N
31700 N
4138 rpm
4828 rpm
STEEL