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DOOSAN Swing Bearing Parameters

Model Part Number Outer Diameter Inside Diameter Total height Outer Height Inner Height Outer Hole Parameters Inner Hole Parameters Number of Teeth
S140LC-V 109-00165 1202 945 84 75 70 36-Ф22 36-M20 80
DX225 109-00162 1327 1082 110 90 95 36 36 92
DX225 109-00162A 1327 1082 110 90 95 36-φ21 36-M20*1.5 92
DX225LC 109-00162 1327 1082 110 90 95 36-φ21 36-M20*1.5 92
DX225LCA 109-00162A 1327 1082 110 90 95 36-φ21 36-M20*1.5 92
DX225LCA 140109-00048A 1327 1082 110 90 95 36-φ21 36-M20*1.5 92
S225NLC 140109-00045 1327 1082 110 90 95 36-φ21 36-M20*1.5 92
SL220LC-V 109-00052 1328 1084 110 91 95 36-φ21 36-M20*1.5 92
225NLC-V 109-00052B 1328 1084 110 91 95 36-φ21 36-M20*1.5 92
225NLC-V 140109-00045 1328 1084 110 91 95 36-φ21 36-M20*1.5 92
255LC-V 109-00030B 1410 1131 117 89 105 35-φ25 36-M24*2 82
255LC-V 180-00297D3 1410 1131 117 89 105 35-φ25 36-M24*2 82
255lc-v 140109-00042 1410 1131 117 89 105 35-φ25 36-M24*2 82
255lc-v 140109-00043 1410 1131 117 89 105 35-φ25 36-M24*2 82
Dx300LCA 140109-00010A 1475 1165 120 90 110 35 36 85
S340 140109-00038 1544 1235 122 87 110 35-φ26 40-M24 90
S340LC-V 140109-00038 1544 1235 122 87 110 35-φ26 40-M24 90
S340LC-V 2109-1059a 1544 1235 122 87 110 35-φ26 40-M24 90
DOOSAN 420 140109-00039 1549 1235 134 103 120 35-φ26 40-M24 90
S420LC-V 109-00161 1550 1235 135 102 120 35-φ26 40-M24 90
DX420LC 140109-00007A 1550 1236 132 103 120 35 40 90
470 109-00159 1682 1320 139 118 111 44 44 111

Understanding Excavator Swing Bearings

Excavators are heavy machines that are widely used in construction, mining, and other industries for earthmoving and digging tasks. These machines consist of various components, including the excavator swing bearing, which plays a vital role in the smooth operation of the excavator. The slewing bearing or the turntable bearing is an essential component that helps in the rotation of the excavator’s upper structure. If you’re looking for high-quality slewing bearings for your excavator, DOOSAN and DAEWOO excavator swing bearings are the perfect fit for you. DOOSAN excavator swing bearing and DAEWOO excavator swing bearing are reliable and durable components that can withstand heavy loads, extreme temperatures, and harsh environments. They are made of high-quality materials, ensuring their longevity and superior performance. These slewing bearings are designed to reduce friction and wear, ensuring smooth and consistent operation even under heavy loads. One of the notable features of DOOSAN and DAEWOO excavator slewing rings is their compatibility with a wide range of excavator models, such as DH35 DH55 DH60 DH55 DH60 DH80 DH80-7 DH80GOLD DH150 DH200 DH220-3-5 DH280-5 DX60-DX200-DX225 DX260 DH290 DH360 DH420 DH500 DH55-5 DH60/DX60 DH80/DH80GLD DH130-5 DH150-7 DX150 DH220-3 DH215-7 DH215-9E DH220-5 DH220-7 DH215-9 DH225-7/9 DX225-7 DH250-5 DX255-5 DH258-7 DH280 DH290 DH300-5 DH300 DH300-7 DX300-9 DH360-5/7 DH400-5 DH370-7 DH370-9 DH420 DH450-3 DH500 DH550, and many more. These slewing bearings come in different sizes and configurations to fit the specific requirements of your excavator.

Importance of Slewing Bearings in Excavators

The swing ring bearing or the excavator slewing ring bearing is an essential component that supports the excavator’s upper structure. It allows the excavator to rotate smoothly and continuously, enabling it to perform various digging tasks with ease. Without a reliable swing bearing, the excavator’s performance and efficiency could be severely impacted, resulting in costly downtime and repair. If you’re looking for excavator parts swing bearing that offer superior performance and durability, DOOSAN and DAEWOO excavator slewing rings are the perfect choice for you. These slewing bearings are engineered to deliver consistent and reliable performance, even under the most demanding conditions. They are easy to install and maintain, ensuring hassle-free operation and reduced maintenance costs.

Common Issues with Swing Bearings

Common issues include:

  • Wear and Tear: Caused by continuous operation and heavy loads.
  • Contamination: Dirt, water, and debris entering the bearing.
  • Corrosion: Due to moisture and harsh conditions.
  • Misalignment: Resulting from improper installation or structural issues.

Conclusion

Excavator swing bearings are crucial for the functionality and efficiency of excavators. Understanding their structure, types, importance, maintenance, and common issues is essential for optimal performance. Proper maintenance and timely issue resolution can extend the lifespan and reliability of these bearings, enhancing productivity.

With over 1000 types of swing bearings available, we provide unparalleled choice and flexibility.Whether you're in the market for CAT, KOMATSU, HITACHI, HYUNDAI, KOBELCO, VOLVO, DOOSAN, JCB, CASE, LIEBHERR, LIUGONG, SANY, YUCHAI, XCMG, SUMITOMO, or any other leading brand, we've got you covered. 

Contact a Parts Specialist today at +8613023501555 for more information.

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