Caterpillar Hydraulic Information System (HIS) Parts Catalog
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| Specs | Hose and connector, cylinder and seal, pump and motor, valve |
| Search Function | Search by number, diameter, and fastening method |
| Cross Reference | Supports interchangeability part number search and mixed fleet support |
| Version | HIS 2.0 and 2011 Version |
Hydraulic System - Industrial Encyclopedia
The Caterpillar Hydraulic Information System (HIS) is the original equipment parts catalog, covering hoses and fittings, cylinders and seals, pumps and motors, valves and other hydraulic components. It supports searching by part number, diameter, and fastening method, providing cross-references and assembly specifications. Suitable for Caterpillar's full range of construction and mining equipment, it is a professional tool for maintenance technicians and dealers for selection and procurement.