Hydraulic Cylinder Seal Kit 707-99-77300 for Komatsu

Seal kit 707-99-77300 is used in the boom cylinder of Komatsu hydraulic excavators. It is intended for Komatsu PC750, PC750SE, PC800 and PC800SE machine series, including the model variants listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The kit is identified by the equipment manufacturer brand Komatsu and is used as a hydraulic cylinder sealing component on the specified excavator models. The available application data identifies the installation position as the boom cylinder.

Fitment

• Komatsu PC750-6 hydraulic excavator — boom cylinder application
• Komatsu PC750-7 hydraulic excavator — boom cylinder application
• Komatsu PC750LC-6 hydraulic excavator — boom cylinder application
• Komatsu PC750LC-7 hydraulic excavator — boom cylinder application
• Komatsu PC750SE-6 hydraulic excavator — boom cylinder application
• Komatsu PC750SE-7 hydraulic excavator — boom cylinder application
• Komatsu PC800-6-AW hydraulic excavator — boom cylinder application
• Komatsu PC800-7-W1 hydraulic excavator — boom cylinder application
• Komatsu PC800SE-6-AW hydraulic excavator — boom cylinder application
• Komatsu PC800SE-7-W1 hydraulic excavator — boom cylinder application

The listed fitment covers the PC750, PC750LC, PC750SE, PC800 and PC800SE series shown in the available application information. The suffixes and production variants are part of the model identification and should be matched with the machine documentation when selecting the seal kit.

Cross-reference numbers

Part number 707-99-77300 is the identification number provided for this seal kit in the available Komatsu application data. No additional supplier numbers are specified.

Specifications

Dimensions, seal materials, individual seal quantities, cylinder bore information and packaging contents are not specified in the available product data. These parameters are therefore not listed.