90.93 Standard confirmed Feb 2, 2024
ISO
ISO/TC 131/SC 4 Connectors and similar products and components
International Standard
23.100.40 Piping and couplings
Published
ISO 4397:2011 specifies information on the nominal outside diameters of rigid or semi-rigid tubing and nominal hose sizes to be used with hydraulic and pneumatic fluid power connectors and associated components: a) nominal outside diameters for rigid or semi-rigid tubes, irrespective of material composition, used in fluid power; b) a list of nominal sizes for hoses made of rubber or plastic used in fluid power.
WITHDRAWN
ISO 4397:1993
PUBLISHED
ISO 4397:2011
90.93
Standard confirmed
Feb 2, 2024