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50

published ISO standards *

under the direct responsibility of ISO/TC 131/SC 4

5

ISO standards under development *

under the direct responsibility of ISO/TC 131/SC 4

14

Participating members

11

Observing members

* number includes updates

Reference Title Type
ISO/TC 131/SC 4/WG 1 Ports and connector stud ends Working group
ISO/TC 131/SC 4/WG 2 Flange ports and flange connectors Working group
ISO/TC 131/SC 4/WG 4 Hydraulic and pneumatic quick-action couplings Working group
ISO/TC 131/SC 4/WG 6 Methods for connecting hose fittings and tubes to connectors Working group
ISO/TC 131/SC 4/WG 9 Pneumatic tubing and connectors Working group
Liaison Committees to ISO/TC 131/SC 4

The committees below can access the documents of ISO/TC 131/SC 4:

Reference Title ISO/IEC
ISO/TC 5 Ferrous metal pipes and metallic fittings ISO
ISO/TC 5/SC 5 Threaded fittings, solder fittings, welding fittings, pipe threads, thread gauges ISO
ISO/TC 20/SC 10 Aerospace fluid systems and components ISO
ISO/TC 22/SC 33 Vehicle dynamics and chassis components ISO
ISO/TC 23/SC 4 Tractors ISO
ISO/TC 45/SC 1 Rubber and plastics hoses and hose assemblies ISO
ISO/TC 127/SC 2 Safety, ergonomics and general requirements ISO
Liaison Committees from ISO/TC 131/SC 4

ISO/TC 131/SC 4 can access the documents of the committees below:

Reference Title ISO/IEC
ISO/TC 5 Ferrous metal pipes and metallic fittings ISO
ISO/TC 5/SC 1 Steel tubes ISO
ISO/TC 5/SC 5 Threaded fittings, solder fittings, welding fittings, pipe threads, thread gauges ISO
ISO/TC 20/SC 10 Aerospace fluid systems and components ISO
ISO/TC 22/SC 33 Vehicle dynamics and chassis components ISO
ISO/TC 23/SC 4 Tractors ISO
ISO/TC 45/SC 1 Rubber and plastics hoses and hose assemblies ISO
ISO/TC 138 Plastics pipes, fittings and valves for the transport of fluids ISO
Organizations in liaison (Category A and B)
Acronym Title Category
CETOP European Oil Hydraulic and Pneumatic Committee A

Date Month Location TC/SC Note
10-11 October 2019 Milano (Italy) ISO/TC 131/SC 4  

* Information definite but meeting not yet formally convened
** Provisional

ISO/TC 131/SC 4 - Secretariat

ANSI United States
National Fluid Power Association
6737 W. Washington Street, Suite 2350
Milwaukee, WI 53214
United States

Tel: +1-414-778-3344
Fax: +1-414-778-3361

Secretariat direct:
Ms Denise Husenica (Rockhill)
Tel: +1-414-778-3354