Guangzhou Guoli Engineering Machinery Co., Ltd.
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9129521 Slewing Bearing for ZAX450 EX400-3 EX400-5 ZX450H Excavator Swing Ring Circle
Product Detail
| Product Name | Swing Ring Circle,Slewing Bearing | Place of Origin | Guangzhou,China |
| Model | ZAX450 EX400-3 EX400-5 ZX450H | Application | for Hitachi ZAX450 EX400-3 EX400-5 ZX450H Excavator |
| Part Number | 9129521 | Inner diameter | 1273 |
| Warranty | 6 Months | Outer diameter | 1650 |
Optimized Raw Material & Processing
We start with premium medium-carbon alloy steel, precisely formed through a rolling production line. This technique enhances material density, refines internal structure, relieves residual stress, and boosts dimensional accuracy. The result is significantly improved wear resistance and extended component lifespan.
Company Profile
With over 16 years of expertise in the excavator parts industry, GLPARTS specializes in manufacturing hydraulic cylinders (arm, boom, bucket) and supplying a full range of excavator components, including hydraulic pumps, control valves, gear pumps, motors, diesel engines, slewing bearing, solenoid valves, oil seals, and hydraulic cylinder tools.
We serve clients in more than 100 countries, such as the United States, Australia, Indonesia, and Brazil, earning a strong reputation for reliability and consistent quality. From raw material selection to final testing, we enforce strict quality control to ensure outstanding durability and performance.
Backed by a skilled team and fast delivery capabilities, GLPARTS is committed to providing not just parts, but complete solutions — built to perform, made to last.
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