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.

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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
414W
70 mm
180 mm
42 mm
201700 N
147700 N
2400 rpm
2800 rpm
STEEL
317KD
85 mm
180 mm
41 mm
147100 N
96600 N
2264 rpm
2642 rpm
STEEL
9124KD
120 mm
180 mm
28 mm
86300 N
73100 N
1998 rpm
2331 rpm
STEEL
9124PP
120 mm
180 mm
28 mm
86300 N
73100 N
1998 rpm
2331 rpm
STEEL
318K
90 mm
190 mm
43 mm
158357 N
107202 N
2140 rpm
2500 rpm
STEEL
318KDD
90 mm
190 mm
43 mm
158200 N
107200 N
2143 rpm
2500 rpm
STEEL
9126K
130 mm
200 mm
33 mm
112540 N
93857 N
1820 rpm
2120 rpm
STEEL
9128K
140 mm
210 mm
33 mm
116988 N
101864 N
1710 rpm
2000 rpm
STEEL
320K
100 mm
215 mm
47 mm
191718 N
140564 N
1900 rpm
2220 rpm
STEEL
9336K
180 mm
250 mm
33 mm
131300 N
133000 N
1395 rpm
1628 rpm
STEEL
212KDD
60 mm
110 mm
22 mm
58200 N
35900 N
3529 rpm
4118 rpm
STEEL
212PP
60 mm
110 mm
22 mm
58200 N
35900 N
3529 rpm
4118 rpm
STEEL
309KS
45 mm
110 mm
25 mm
58500 N
31700 N
4138 rpm
4828 rpm
STEEL
310KDDG
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
310KDDN
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
310KDGN
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
310KDN
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
310KG
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
310PP
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
9114K
70 mm
110 mm
20 mm
42200 N
30900 N
3333 rpm
3889 rpm
STEEL
9114KDD
70 mm
110 mm
20 mm
42200 N
30900 N
3333 rpm
3889 rpm
STEEL
9114PP
70 mm
110 mm
20 mm
42200 N
30900 N
3333 rpm
3889 rpm
STEEL
212KRR
60 mm
110 mm
36 mm
58200 N
35900 N
2059 rpm
N/A
STEEL
9115K
75 mm
115 mm
20 mm
43815 N
33451 N
3160 rpm
3680 rpm
STEEL