CAT 325-6037 CAP-GD

CAT 325-6037 is a Caterpillar genuine GD transmission (XMSN) bearing cover used to seal and protect the output/input shaft bearings of the transmission. It is suitable for the drive systems of medium to large excavators, loaders, and other equipment. The following is the core information.

Core Technical Parameters

Item Details
Part Model: CAT 325-6037 (GD Gearbox Bearing Cover, Stamped Steel, Integrated Sealing Groove and Mounting Flange)
Material: Q345B Alloy Steel, galvanized and passivated surface treatment, corrosion resistant, suitable for -40℃ to +120℃ operating conditions
Key Dimensions: Outer diameter 185 mm, Inner diameter 85 mm, Thickness 25 mm, Flange diameter 220 mm, 6 mounting holes (diameter 12 mm, hole spacing circle diameter 200 mm)
Weight: Approx. 2.8 kg (6.1729 lbs)
Sealing Adapter: Built-in 75×95×8 mm nitrile rubber (NBR) O-ring groove, compatible with standard radial shaft seals, protection rating IP65
Core Functions: Secures and protects the gearbox bearing, seals the cavity to prevent oil leakage and impurity intrusion, provides stable support for the bearing, and ensures reliable operation of the transmission system (Cat®…)
Structure and Core Functions
Integrated Flange Design: With The flange with 6 mounting holes is bolted to the gearbox housing, ensuring precise installation and high connection strength.

Sealing groove configuration: Built-in O-ring groove and shaft seal mounting position provide a double sealing structure, effectively preventing gearbox oil leakage and the ingress of dust and moisture.

Steel stamping process: Made of Q345B alloy steel, stamped for high strength and rigidity, capable of withstanding vibration and pressure during gearbox operation.

Corrosion protection treatment: Surface galvanized passivation enhances corrosion resistance, suitable for harsh outdoor and dusty conditions, extending service life.

Compatible models and application scenarios:

Compatible equipment: CAT 336GC/349GC excavators, 972M/982M loaders, and the output and input shaft bearing areas of the GD series gearboxes on some graders…

Core application: Used for axial positioning and protection of gearbox bearings, sealing the gearbox cavity to prevent oil leakage and impurity ingress, suitable for medium-to-high load, continuous operation transmission conditions, ensuring stable operation of gearbox bearings and gear systems.