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
310KDDN
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
311KDDG
55 mm
120 mm
29 mm
79300 N
44600 N
3429 rpm
4000 rpm
STEEL
W312PPG
60 mm
130 mm
53.98 mm
90700 N
51800 N
3158 rpm
3684 rpm
STEEL
310KDGN
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
311NPP
55 mm
120 mm
29 mm
79300 N
44600 N
3429 rpm
4000 rpm
STEEL
313K
65 mm
140 mm
33 mm
102754 N
59606 N
2930 rpm
3410 rpm
STEEL
310KDN
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
214K
70 mm
125 mm
24 mm
69000 N
44000 N
3077 rpm
3590 rpm
STEEL
216K
80 mm
140 mm
26 mm
85900 N
58300 N
2733 rpm
3189 rpm
STEEL
310KG
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
214KDD
70 mm
125 mm
24 mm
69000 N
44000 N
3077 rpm
3590 rpm
STEEL
216NPP
80 mm
140 mm
26 mm
85900 N
58300 N
2733 rpm
3189 rpm
STEEL
310PP
50 mm
110 mm
27 mm
68600 N
37900 N
3750 rpm
4375 rpm
STEEL
214NPP
70 mm
125 mm
24 mm
69000 N
44000 N
3077 rpm
3590 rpm
STEEL
9114K
70 mm
110 mm
20 mm
42200 N
30900 N
3333 rpm
3889 rpm
STEEL
W214PP
70 mm
125 mm
39.67 mm
69000 N
44000 N
3077 rpm
3590 rpm
STEEL
9114KDD
70 mm
110 mm
20 mm
42200 N
30900 N
3333 rpm
3889 rpm
STEEL
312K
60 mm
130 mm
31 mm
90744 N
52044 N
3160 rpm
3680 rpm
STEEL
9114PP
70 mm
110 mm
20 mm
42200 N
30900 N
3333 rpm
3889 rpm
STEEL
9117K
85 mm
130 mm
22 mm
54713 N
43014 N
2790 rpm
3250 rpm
STEEL
212KRR
60 mm
110 mm
36 mm
58200 N
35900 N
2059 rpm
N/A
STEEL
410H
50 mm
130 mm
31 mm
102000 N
54800 N
3281 rpm
3828 rpm
STEEL
9115K
75 mm
115 mm
20 mm
43815 N
33451 N
3160 rpm
3680 rpm
STEEL
215KDD
75 mm
130 mm
25 mm
68900 N
44800 N
2927 rpm
3415 rpm
STEEL