Swing Gearbox Fit for Excavator Sumitomo SH350A5
Swing Gearbox Fit for Excavator Sumitomo SH350A5
The swing gearbox, also known as the slewing bearing, is an important component in excavators that allows the upper structure to rotate 360 degrees around the undercarriage. This gearbox is responsible for transferring the torque from the hydraulic motor to the turntable of the excavator, enabling the machine to perform a wide range of tasks with precision and efficiency.
Function and Usage
The swing gearbox performs the following functions:
- Enables the upper structure of the excavator to rotate 360 degrees
- Transfers torque from the hydraulic motor to the turntable
- Provides stability and support for the excavator during operation
- Enhances the excavator's maneuverability and versatility
Our swing gearbox is compatible with Excavator Sumitomo SH350A5, and it is designed to provide reliable and long-lasting performance. Before purchasing our product, customers should ensure the following parameters:
| Parameter | Description |
|---|---|
| Brand | Sumitomo |
| Model | SH350A5 |
| Part Number | Insert Part Number Here |
Installation and Operation
The swing gearbox is installed on the excavator's turntable and is responsible for rotating the upper structure of the machine. It works by transferring torque from the hydraulic motor to the turntable, allowing the machine to perform a wide range of tasks with precision and efficiency.
When the swing gearbox shows the following signs, it is time to replace it:
- Excessive noise or vibration during operation
- Inconsistent or jerky rotation of the upper structure
- Leaking oil or visible damage to the gearbox
Maintenance
Regular maintenance is critical for extending the lifespan of the swing gearbox. The following maintenance tasks should be performed:
- Regularly check the oil level and quality
- Tighten all bolts and fasteners
- Repair any leaks or damage immediately
- Perform regular inspections for wear and tear
Compatible Brands and Models
Our swing gearbox is compatible with a wide range of excavator brands and models. Some of the most common brands and models we support are:
- Caterpillar
- Komatsu
- Hitachi
- Volvo
Please note that we do not sell products for the above brands and models, and the list is provided for customer convenience only. We are a company that specializes in producing high-quality spare parts for construction machinery, including walking and slewing reducers, gears, shafts, planetary gears, hubs, pump shells, swing bearings, end covers, washers, bearings, and oil seals. Our production facilities are equipped with advanced processing technology, and our team of professionals is committed to providing customers with the best products and services.
Author: Miya
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port


