Metric Locknut

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

TIMKEN Spherical Roller Bearings are engineered to deliver exceptional performance in the most challenging industrial environments. Designed to accommodate heavy radial loads, moderate thrust loads, and significant misalignment, these bearings are a cornerstone of reliability in machinery where durability and precision are critical. Available in both metric and inch configurations, TIMKEN Spherical Roller Bearings are complemented by a range of high-quality accessories, including metric locknuts, ensuring secure mounting and optimal performance in diverse applications.

### **Technical Features & Performance Advantages**
TIMKEN Spherical Roller Bearings feature a robust design with two rows of barrel-shaped rollers, a common spherical outer ring raceway, and dual inner ring raceways. This unique geometry allows the bearings to self-align, compensating for shaft misalignment and housing deflection—key advantages in applications where operational alignment cannot be guaranteed. The bearings are available in open, sealed, or shielded configurations, providing flexibility for different lubrication and contamination control requirements.

Key technical benefits include:
– **High Load Capacity:** Optimized roller profiles and premium steel construction enable superior radial and axial load handling.
– **Extended Service Life:** Advanced heat treatment processes and precision grinding reduce friction and wear, enhancing longevity.
– **Misalignment Compensation:** Accommodates up to 2° of static and dynamic misalignment, reducing stress on adjacent components.
– **Enhanced Lubrication Retention:** Options include factory-applied grease or specialized coatings for extreme conditions.

For secure installation, TIMKEN offers **metric locknuts** designed to maintain precise bearing preload and prevent loosening under high-vibration conditions. These locknuts feature precision threads and locking mechanisms, ensuring consistent clamping force and operational reliability.

### **Typical Applications**
TIMKEN Spherical Roller Bearings and their accessories are widely used in industries requiring robust power transmission solutions, including:
– **Industrial Machinery:** Conveyors, gearboxes, crushers, and pulverizers benefit from their ability to handle shock loads and misalignment.
– **Mining & Construction:** Excavators, bulldozers, and drilling equipment rely on their durability in abrasive, high-load environments.
– **Material Handling:** Crane hooks, hoists, and heavy-duty conveyors use these bearings for smooth operation under variable loads.
– **Wind Energy:** Turbine pitch and yaw systems demand the bearings’ ability to withstand dynamic forces and misalignment.
– **Automotive & Transportation:** Heavy-duty axles, transmissions, and off-road vehicles utilize their high load capacity and resilience.

With a legacy of engineering excellence, TIMKEN Spherical Roller Bearings—along with their metric and inch accessories—deliver unmatched performance, reducing downtime and maintenance costs across critical applications. Whether in harsh industrial settings or precision mechanical systems, these bearings provide the strength, alignment flexibility, and reliability needed to keep operations running smoothly.

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Part Number Thread D1 D3 D4 Bn Lockwasher Suitable Lockplate No
KM33
M165x3
210 mm
210 mm
26 mm
MB 33
N/A
KM10
M50x1.5
70.000 mm
70.000 mm
11 mm
MB 10
N/A
KML24
M120x2
145 mm
145 mm
20 mm
MBL 24
N/A
KM34
M170x3
220 mm
220 mm
26 mm
MB 34
N/A
KM11
M55x2
75 mm
75 mm
11 mm
MB 11
N/A
KM25
M125x2
160 mm
160 mm
21 mm
MB 25
N/A
KML34
M170x3
200 mm
200 mm
26 mm
MBL 34
N/A
KM12
M60x2
80 mm
80 mm
11 mm
MB 12
N/A