This standard BS ISO 10448:2021 Agricultural tractors. Hydraulic pressure for implements is classified in these ICS categories:
65.060.01 Agricultural machines and equipment in general
This document specifies the characteristics of the hydraulic pressure from agricultural tractors to connect hydraulic devices on implements, to permit interchangeable use of various types of implements using remote cylinders and other hydraulic devices.
It applies to agricultural tractors intended for interchangeable implements.