STM PDF

End-suction centrifugal pumps - Baseplate and installation dimensions. Original standard ISO 3661-1977 in PDF full version. Additional info + preview on request

Document status: Active

Hydraulic fluid power - Pumps and motors - Geometric displacements. Original standard ISO 3662-1976 in PDF full version. Additional info + preview on request

Document status: Active

Graphic technology and photography - Viewing conditions. Original standard ISO 3664-2009 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 3664-2025

Photography - Intra-oral dental radiographic film and film packets - Manufacturer specifications. Original standard ISO 3665-2011 in PDF full version. Additional info + preview on request

Document status: Active

Paints and varnishes - Visual comparison of colour of paints. Original standard ISO 3668-2017 in PDF full version. Additional info + preview on request

Document status: Active

Vacuum technology - Dimensions of knife-edge flanges. Original standard ISO 3669-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 3669-2026