280-2133 112.88 mm OD Steel Sun Gear

Cat® Sun Gear (Transmission)

SKU: 280-2133 Category:

Description

Gear used in the transmission planetary gear set.

Features

  • Material: Steel
  • Number of External Spur Gear Teeth: 28
  • Number of Internal Spline Teeth: 36
  • Cat gears are manufactured from carefully selected high-quality materials in strict accordance with specifications matched to the loads used in Cat machines. They are made using special heat treatment processes (in some cases proprietary), including case carburizing, nitriding, and induction hardening. Cat gears have the highest power density in the industry (the power a gear can transmit relative to its size) and are designed with reuse in mind. As a result, they are more durable and can lower the overall operating cost of the machine.

Applications

Cat gears are built for specific applications to ensure that all power train parts work together as a system and wear together. Refer to your Operation and Maintenance Manual or contact MECHSC for more information.

Specifications

MaterialLow Alloy Steel
Material DescriptionSteel
Outside Diameter112.88 mm (4.444 in)
Inside Diameter56.04 mm (2.206 in)
Width63.75 mm (2.509 in)

Compatible Equipment

  • Excavators: 3516E
  • Off-Highway Trucks: 789, 785, 785D, 793F, 789D, 793D, 793

Additional information

Machine Model

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Equipment Type

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Part Source

Genuine OEM