ISO 12151-2:2003

ISO 12151-2:2003 specifies the general and dimensional requirements for the design and performance of hose fittings with 24° cone connector ends with O-rings, in accordance with ISO 8434-1 and ISO 8434-4. These hose fittings are made of carbon steel and are intended for use with hoses with nominal inside diameters from 5 mm through 38 mm (inclusive).
These hose fittings are for use in fluid power systems with hoses that meet the requirements of respective standards and in general applications with suitable hoses.