CMEA unified system of tolerances and fits. Metric threads for precision mechanics and optics. Basic dimensions

Standard published on 1.7.1976

Photographic lenses. Threads for lens accessories

WITHDRAWN published on 1.2.1959

Basic exchangeability rules. Metric screw for plastics components

WITHDRAWN published on 1.7.1980

Metric threads for diameters under 1 mm. Tolerances

Standard published on 1.9.1979

Basic exchangeability rules. Whitworth screw threads

Standard published on 1.5.1988

Threads for side connections of gas cylinders closing valves

WITHDRAWN published on 1.10.1981

Pipe threads where pressure-tight joints are not made on the threads. Part 1: Dimensions, tolerances and designation (ISO 228-1:2000)

Standard published on 1.2.2004

Rúrkové závity na spoje netesniace v závitoch. Časť 1: Rozmery, tolerancie a označovanie (ISO 228-1: 2000).

Correction published on 1.1.2005

Basic exchangeability rules. Cylindrical pipe threads for gas tubes and screwed fittings

WITHDRAWN published on 1.10.1985

Pipe threads where pressure tight joints are made on the threads. Part 1: Taper external threads and paralel internal threads. Dimensions, tolerances and designation

Standard published on 1.11.2004