120108030058C Sun Gear I Sany SY1350C1C3KH Tracked hydraulic excavator spare parts

120108030058C Sun Gear I Sany SY1350C1C3KH Tracked hydraulic excavator spare parts

Sany 120108030058C Sun Gear I is deeply rooted in the construction machinery field, precisely matching all Sany series compatible models, perfectly replacing the original sun gear, solving pain points such as sun gear tooth surface wear, tooth cracks, deformation, low meshing accuracy, and poor power transmission. It is widely used in planetary gear assemblies, reducers, and other core components of various construction machinery such as excavators, mines, and cranes. It is the core guarantee for smooth power transmission, reduced energy loss, and improved operating efficiency, and is also the preferred product for construction equipment maintenance, replacement, and spare parts reserves.
Sany 120108030058C Sun Gear I focuses on the core requirement of efficient power transmission, with optimized tooth structure design and involute tooth profile, ensuring high meshing accuracy and smooth transmission. It effectively reduces energy loss and possesses superior load-bearing capacity, wear resistance, and impact resistance. It can effectively withstand the impact of complex and harsh operating environments of engineering machinery, preventing tooth surface wear, tooth cracks, and other failures, protecting the internal components of the planetary transmission system from damage, while ensuring smooth power transmission, avoiding equipment downtime due to sun gear failure, significantly extending the overall service life of the equipment, and safeguarding engineering construction.

Core technical parameters:

– Product Model: Sany 120108030058C
– Product Name: Sun Gear I (SANY Dedicated, OEM Replacement Part, Power Transmission Dedicated)
– Material: High-quality 20CrMnTi alloy structural steel, with optional 18CrNiMo7-6 and 42CrMo materials (customizable upon request).
– Machining process: Blank forging + semi-finish turning + gear hobbing + carburizing and quenching + shot peening + precision grinding + magnetic particle inspection + gear precision testing
– Hardness parameters: Surface hardness HRC 58-62, core maintains good toughness, tensile strength ≥1100MPa
– Dimensions: Module 3.5, Number of teeth 28, Pitch circle diameter 98mm, Addendum circle diameter 105mm, Dedendum circle diameter 90mm, Length 85mm (Precisely matches original factory dimensions, customization available)
– Accuracy class: GB/T 10095.2-2008 Class 6, high meshing accuracy, smooth transmission.
– Temperature range: -30℃ to 100℃, suitable for high and low temperature working environments in different regions, wear-resistant and high temperature resistant.
– Compatible models: Sany excavators, coal mining machines, cranes and other series of construction machinery (precisely matches original factory models, can be customized as needed)
– Transmission performance: Involute tooth profile design, power transmission efficiency ≥98%, reducing energy loss and improving work efficiency.
– Implementation standards: ISO 9001, SANY original technical standards, and conforming to the industry specifications for sun gears in construction machinery.
– Service life: Under normal operating conditions, the service life is no less than 8,000 hours, which is 30% more durable than ordinary sun gears.

We specialize in the R&D and supply of Sany construction machinery parts. Our Sany 120108030058C sun gear I is manufactured using original factory processes and undergoes rigorous quality control to prevent substandard products from entering the market. We provide customers with cost-effective and highly compatible parts solutions. Our products support bulk purchasing and retail, with readily available stock and fast delivery. We also offer comprehensive after-sales support to address your purchasing and usage concerns.

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1 A210206000027 Output gear shaft assembly
2 60008610 Screws
3 A210342000009 Oil Cup
4 60196731 Screw plug
5 120301140261C Rotary shaft lip seal
6 JSJ004674578 Rolling bearing
7 14194158 Spacer II
8 24000579 Planetary Carrier II Assembly
9 14185644 Planetary Carrier I Assembly
10 A229900007362 retaining ring
11 14185246 Internal gear ring
12 A210111000053 Screws
13 24001173 Input housing
14 14185351 Bolt
15 14185352 Screw plug
16 61021631 Oil pipe
17 12410120 Ventilation Cap
18 14185353 O-ring
19 14185354 Dust cover
20 14185513 Oil level indicator
21 14185664 Pipeline II
22 120108030058C Sun Gear I
23 JSJ004674589 Sun Gear II
24 60052005 retaining ring
25 13815749 Output housing
26 12498088 Safety valve
27 JSJ007867159 Nameplate
28 Quick Rivets
29 Repair Kit

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