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1701121-A1K Reduction Gear - First Shaft Product DescriptionI. Product FeaturesAs the core input component of the transmission system, the 1701121-A1K Reduction Gear - First Shaft, also known as the first shaft gear or input gear, is mainly used in the initial link of power transmission of the gearbox. It undertakes the key functions of introducing external power into the reduction mechanism, initiating speed regulation and torque conversion, and is suitable for the harsh requirements of heavy machinery and industrial transmission scenarios.The product adopts a precise tooth profile design with high gear meshing accuracy, ensuring stable transmission without obvious noise. It can effectively reduce energy loss during power transmission and ensure the continuity and stability of power transmission. The overall structure is optimized, with a compact volume and reasonable layout, which can perfectly fit the installation space of the corresponding model of gearbox, realizing precise assembly without additional adjustment and having extremely strong adaptability.It is integrally processed and formed with high-strength alloy materials, and undergoes strict quenching and tempering treatment, achieving a balanced match between hardness and toughness. It can withstand complex working conditions such as heavy load and high-frequency impact, and is not prone to problems such as tooth surface wear, deformation or fracture, adapting to harsh working environments in various fields such as mining, metallurgy and machinery manufacturing.The surface has undergone professional anti-rust and wear-resistant treatment, which can effectively resist corrosive factors such as moisture, dust and oil stains, extend the service life of the product under complex working conditions, and reduce the frequency and cost of later maintenance.II. Product Specifications1. Product Model: 1701121-A1K2. Product Name: Reduction Gear - First Shaft (First Shaft Gear, Input Gear)3. Application Scenarios: Mainly suitable for gearbox transmission systems, can be used in heavy machinery, industrial production lines, mining equipment, conveying equipment and other transmission scenarios that need to reduce speed and increase torque. It works better when used with the same series of gearbox accessories (such as countershaft, second shaft, etc.).4. Material Specifications: Made of high-strength alloy steel (refer to the standard material of similar gears), the hardness can reach HBS190-230 after quenching and tempering treatment, with excellent wear resistance and impact resistance, meeting the power transmission needs under heavy load conditions.5. Structural Specifications: Integral design of shaft body and gear, with precise gear tooth profile. The unmarked fillet radius is R2, the precision of unmarked deviation dimensions is grade 7, and the standard width × depth of the undercut is 2×2 (refer to the technical parameters of similar input shafts); key dimensions such as shaft diameter, addendum circle diameter and tooth pitch strictly follow the original factory standards to ensure precise matching with other internal components of the gearbox and guarantee transmission accuracy.6. Installation Specifications: In line with the original factory installation standards of the corresponding gearbox, with precise installation interface, no additional adaptation and modification is required, and it can directly replace the original factory accessories, with convenient and efficient installation.III. Product Advantages1. High Transmission Efficiency and Low Loss: The precise tooth profile processing and meshing design ensure high power transmission efficiency, effectively reduce kinetic energy loss, and at the same time reduce noise during operation, improving the overall operation efficiency of the transmission system, which is suitable for the demand for power transmission accuracy in industrial production.2. Outstanding Strength and Strong Durability: High-strength alloy material combined with professional heat treatment process enables the product to have excellent wear resistance, impact resistance and deformation resistance. It can withstand complex working conditions such as heavy load and high-frequency start-stop for a long time, and its service life is much longer than that of ordinary gear shafts, reducing equipment downtime for maintenance.3. Strong Adaptability and Convenient Installation: Strictly designed and produced in accordance with the original factory specifications, with high dimensional accuracy, it can be directly adapted to the corresponding model of gearbox without additional adjustment. The installation process is simple, which can quickly complete the replacement of accessories, reducing the labor cost and time cost of installation.4. High Cost-Effectiveness and Convenient Maintenance: The product has stable quality and low failure rate, and no frequent maintenance is required in the later period; at the same time, it takes into account practicality and economy. Compared with similar products, it effectively reduces the user's purchase cost and later maintenance cost on the premise of ensuring performance.5. Wide Scene Adaptability: It can be widely used in various fields such as machinery manufacturing, automatic production lines, mining, metallurgy, chemical industry and logistics transportation, adapting to various transmission equipment that needs speed reduction and torque increase, with strong versatility and meeting the use needs of different industries.