Farm Implement Square Bore Bearings – Cylindrical O.D.

NTN Product Introduction

**NTN Rolling Bearings & Automotive Components: Precision Engineered for Demanding Applications**

NTN is a global leader in the design and manufacture of high-performance rolling bearings and automotive components, delivering unmatched reliability, durability, and efficiency across industrial, agricultural, and automotive applications. Among NTN’s extensive product lineup, **Ball Bearings, Insert Bearings, and specialized Farm Implement Bearings**—including **Square Bore and Cylindrical O.D. variants**—stand out for their robust construction and adaptability to harsh operating conditions. These precision-engineered solutions are trusted in heavy-duty machinery, agricultural equipment, and automotive systems where performance and longevity are critical.

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

#### **1. Ball Bearings**
NTN’s **Ball Bearings** are designed for smooth rotation, low friction, and high load capacity. Available in deep groove, angular contact, and thrust configurations, these bearings feature:
– **Premium steel or ceramic materials** for extended service life.
– **Advanced sealing options** (RS, 2RS, ZZ) to prevent contamination.
– **Precision-ground raceways** for reduced vibration and noise.
– **High-speed capability** for automotive transmissions, electric motors, and industrial gearboxes.

#### **2. Insert Bearings (Pillow Block & Flanged Units)**
NTN’s **Insert Bearings** offer easy mounting and maintenance, making them ideal for conveyor systems, food processing equipment, and agricultural machinery. Key benefits include:
– **Eccentric locking collar or set screw design** for secure shaft fixation.
– **Relubrication features** to extend bearing life in dusty or wet environments.
– **Corrosion-resistant housings** (cast iron, stamped steel, or stainless steel).

#### **3. Farm Implement Bearings – Square Bore & Cylindrical O.D.**
Specifically engineered for agricultural machinery, NTN’s **Farm Implement Bearings** excel in high-load, high-impact applications such as tillers, harvesters, and plows. The **Square Bore** variant ensures a tight, non-slip fit on square shafts, while the **Cylindrical O.D.** version simplifies installation in housings. Features include:
– **Heavy-duty seals** to block dirt, moisture, and crop debris.
– **Heat-treated steel construction** for shock resistance.
– **Pre-lubricated with high-performance grease** for minimal maintenance.

### **Typical Applications**
– **Industrial Machinery:** Conveyors, pumps, and electric motors.
– **Automotive Systems:** Wheel hubs, transmissions, and steering columns.
– **Agricultural Equipment:** Combines, balers, and rotary cutters.
– **Precision Equipment:** Robotics, medical devices, and aerospace actuators.

NTN’s commitment to innovation ensures that its bearings meet the highest standards of performance, even in extreme conditions. Whether in a high-speed automotive drivetrain or a rugged farm implement, NTN bearings deliver **longer service life, reduced downtime, and superior operational efficiency**.

For demanding applications that require precision and durability, NTN provides the engineering expertise and product excellence needed to keep machinery running smoothly.

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Part Number H D C B r Mass
DC208TTR17
29.972 mm
85.738 mm
30.200 mm
36.500 mm
1.500 mm
4.380 kg
DC208TTR8
29.972 mm
80.000 mm
18.000 mm
36.500 mm
1.500 mm
3.550 kg
DC209TTR8
33.020 mm
85.000 mm
N/A
N/A
1.000 mm
3.790 kg
DC210TT4
29.972 mm
90.000 mm
N/A
N/A
1.500 mm
4.380 kg
DC210TTR4
29.972 mm
90.000 mm
N/A
N/A
1.500 mm
4.530 kg
DC211TT3
38.890 mm
100.000 mm
33.300 mm
33.300 mm
2.000 mm
1.120 kg
DC211TT5
38.890 mm
101.600 mm
N/A
N/A
1.500 mm
7.190 kg
DC211TTR3
38.890 mm
100.000 mm
33.300 mm
33.300 mm
2.000 mm
1.120 kg
DC211TTR3E
38.890 mm
100.000 mm
N/A
N/A
1.500 mm
5.830 kg
DC211TTR4
38.430 mm
100.000 mm
N/A
N/A
1.500 mm
5.930 kg
DC212TTR2
44.450 mm
110.000 mm
N/A
N/A
N/A
0.248 kg
6AS08-1D1
26.162 mm
80.000 mm
30.200 mm
36.500 mm
1.500 mm
0.780 kg
DC216TTR2
58.725 mm
140.000 mm
N/A
N/A
2.000 mm
14.860 kg
DC208TT
29.972 mm
80.000 mm
32.487 mm
42.863 mm
1.500 mm
4.080 kg
DC208TT5
29.972 mm
80.000 mm
18.000 mm
36.500 mm
1.500 mm
0.623 kg
DC208TT6
26.162 mm
80.000 mm
18.000 mm
36.500 mm
1.500 mm
3.210 kg
DC208TT8
29.972 mm
80.000 mm
30.200 mm
36.500 mm
1.500 mm
0.730 kg