BS EN ISO 1825:2017 Rubber hoses and hose assemblies for aircraft ground fuelling and defuelling. Specification

Rubber
Diameter
Temperature
Pipe couplings
Testing
Fuel pumps
Aircraft ground servicing
Physical properties of materials
Pressure
Dimensions
Flexible pipes
Dimensional tolerances
Reinforced materials
Aviation fuels
Marking
Classification systems

Link: BS EN ISO 1825:2017 Rubber hoses and hose assemblies for aircraft ground fuelling and defuelling. Specification
Source: BSI Standards