29502027 Bearing Allison spare parts

29502027 Bearing Allison spare parts

Allison 29502027 bearings are core rotary transmission components of Allison gearboxes. Designed specifically for Allison 3000/4000 series and off-road series gearboxes, they are widely used in the rotating parts of transmission systems in heavy-duty trucks, construction machinery, oilfield equipment, and off-road vehicles. They bear multiple functions, including radial and axial load transmission and rotational support, and are suitable for heavy-duty and complex working conditions. They are a core component that ensures smooth power transmission of the gearbox and reduces equipment rotational failures. They are also a cost-effective choice for dedicated transmission consumables in industrial equipment maintenance.
As the “rotational core hub” of the transmission system, the Allison 29502027 bearing’s core function is to connect the transmission gears, shafts, and other core rotating components, precisely transmitting engine power. Its scientifically designed structure effectively distributes and bears radial and axial loads, reducing frictional losses during component rotation and ensuring smooth, jam-free, and noiseless operation of rotating parts. It also serves a positioning and support function, ensuring the coordinated operation of internal transmission components and further protecting the safety of critical components such as gears, valve cores, and shafts, indirectly reducing the overall maintenance cost of the equipment.

Core technical parameters:

– Product Model: Allison 29502027
– Material Specifications: High-quality alloy steel, one-piece forging; conforms to ISO mechanical transmission bearing production standards, GB/T 3077-2015, and GB/T 308 specifications, meets Allison original transmission requirements, adheres to high-end bearing material selection standards, and is manufactured using advanced processes.
– Surface treatment: Special heat treatment + fine grinding and polishing + rust and corrosion prevention treatment, uniform hardness, strong wear resistance, surface roughness Ra≤0.15μm, excellent wear resistance, corrosion resistance, and aging resistance, low coefficient of thermal expansion, and high-temperature dimensional stability.
– Dimensions: Precisely conforms to Allison original specifications, with a standard inner diameter of 46mm, outer diameter of 86mm, and thickness of 21mm (detailed dimensions can be obtained from customer service). It is suitable for installation on rotating parts of the gearbox, achieving a precision level of P6. Dimensional tolerances strictly comply with original factory standards, and high-precision manufacturing ensures smooth operation.
– Rated performance: Operating temperature range -40℃~150℃, suitable for complex high and low temperature environments; rated dynamic load ≥58kN, rated static load ≥43kN, excellent load-bearing capacity; operating noise ≤54dB, smooth operation without vibration, excellent sealing performance, dustproof and impurity-proof, reasonable lubrication and easy maintenance.
The Allison 29502027 bearing focuses on the specific rotary transmission needs of Allison gearboxes. Utilizing advanced precision manufacturing processes, high-quality alloy steel, and special heat treatment technology, it balances practicality, reliability, and cost-effectiveness. Integrating the core advantages of high precision, strong load-bearing capacity, and superior sealing, it is suitable for the complex and heavy-duty operating conditions of heavy equipment. It can perfectly replace original bearings and is also compatible with various Allison rotary transmission components, completely solving maintenance pain points such as poor compatibility, easy wear, insufficient load-bearing capacity, high operating noise, and poor sealing of general-purpose bearings. Whether purchased in bulk for equipment overhauls, routine maintenance, or for single-unit emergency replacement, this product provides stable and reliable rotary transmission protection, contributing to the long-term and safe operation of equipment.

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