Metric Lockwasher

**TIMKEN Spherical Roller Bearings: Precision, Durability, and Performance for Demanding Applications**

TIMKEN Spherical Roller Bearings are engineered to deliver unmatched reliability in the most challenging industrial environments. Designed for heavy loads, misalignment compensation, and extended service life, these bearings are a cornerstone of mechanical power transmission systems across industries. Available in both metric and inch configurations—along with essential accessories like metric lockwashers—TIMKEN’s spherical roller bearings provide a robust solution for applications where high radial and axial loads, shock resistance, and operational efficiency are critical.

### **Technical Features & Design Advantages**
TIMKEN Spherical Roller Bearings feature a self-aligning design, allowing them to accommodate shaft misalignment and deflection—up to **±3°**—without compromising performance. This capability is crucial in applications where mounting inaccuracies, thermal expansion, or dynamic forces may cause misalignment. The bearings incorporate a **double-row barrel-shaped roller design**, which distributes loads evenly across the bearing, reducing stress concentrations and enhancing durability.

Key technical highlights include:
– **High Load Capacity:** Optimized roller geometry and premium steel construction enable superior radial and axial load handling, even under shock or vibration.
– **Robust Cage Designs:** Options include steel, brass, or polyamide cages, each tailored for specific speed, temperature, and lubrication conditions.
– **Advanced Lubrication Retention:** Precision-engineered raceways and seals ensure optimal grease retention, reducing maintenance frequency.
– **Metric & Inch Lockwasher Accessories:** Secure bearing positioning with TIMKEN’s precision lockwashers, preventing loosening under high torque or vibration.

### **Performance Benefits for Industrial & Automotive Systems**
TIMKEN Spherical Roller Bearings excel in applications requiring **high rotational speeds, heavy loads, and harsh operating conditions**. Their self-aligning capability makes them ideal for:
– **Industrial Machinery:** Conveyors, gearboxes, crushers, and pulp/paper equipment, where misalignment and contamination are common.
– **Mining & Construction Equipment:** Excavators, bulldozers, and vibrating screens demand bearings that withstand extreme shock loads and abrasive environments.
– **Wind Turbines & Energy Systems:** Reliable performance under variable loads and environmental stress ensures minimal downtime.
– **Automotive & Transportation:** Heavy-duty trucks, axles, and drivetrains benefit from the bearings’ ability to handle dynamic stresses.

### **Why Choose TIMKEN?**
With over a century of expertise in bearing technology, TIMKEN combines **material science, precision engineering, and rigorous testing** to produce bearings that outperform industry standards. The inclusion of metric and inch accessories—such as lockwashers—ensures seamless integration into global equipment designs. Whether in high-speed manufacturing or rugged off-highway applications, TIMKEN Spherical Roller Bearings deliver **longer service life, reduced downtime, and lower total cost of ownership**.

For industries that demand resilience, precision, and efficiency, TIMKEN’s Spherical Roller Bearings and accessories represent the gold standard in mechanical power transmission solutions.

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Part Number D1 k D4 D5 Number of Tangs Locknut Number
MB31
155 mm
147.5 mm
155 mm
155 mm
19
KM 31
MB0
10 mm
8.5 mm
10 mm
10 mm
9
KM 00
MB16
80 mm
76.5 mm
80 mm
80 mm
19
KM 16
MB32
160 mm
154 mm
160 mm
160 mm
19
KM 32
MB1
12 mm
10.5 mm
12 mm
12 mm
9
KM 01
MB17
85 mm
81.5 mm
85 mm
85 mm
19
KM 17
MB33
165 mm
157.5 mm
165 mm
165 mm
19
KM 33
MB2
15 mm
13.5 mm
15 mm
15 mm
13
KM 02
MB18
90 mm
86.5 mm
90 mm
90 mm
19
KM 18
MB34
170 mm
164 mm
170 mm
170 mm
19
KM 34
MB3
17 mm
15.5 mm
17 mm
17 mm
13
KM 03
MB19
95 mm
91.5 mm
95 mm
95 mm
19
KM 19
MB36
180 mm
174 mm
180 mm
180 mm
19
KM 36
MB4
20 mm
18.5 mm
20 mm
20 mm
13
KM 04
MB20
100 mm
96.5 mm
100 mm
100 mm
19
KM 20
MB38
190 mm
184 mm
190 mm
190 mm
19
KM 38
MB5
25 mm
23 mm
25 mm
25 mm
13
KM 05
MB21
105 mm
100.5 mm
105 mm
105 mm
19
KM 21
MB40
200 mm
194 mm
200 mm
200 mm
19
KM 40
MB6
30 mm
27.5 mm
30 mm
30 mm
13
KM 06