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47

published ISO standards *

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

15

ISO standards under development *

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

14

Participating countries

10

Observing countries

* number includes updates

Reference Title Type
ISO/TC 131/SC 4/WG 1 Port and fitting end Working group *
ISO/TC 131/SC 4/WG 2 Flange port 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 couplings and tubes to connectors Working group *
ISO/TC 131/SC 4/WG 9 Pneumatic connectors Working group *

* The convener can be reached through the secretariat (See contact information below)

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
Acronym Title Liaison type
CETOP European Oil Hydraulic and Pneumatic Committee A
Date Month Location TC/SC Note
11 October 2017 Winterthur (Switzerland) 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 Rockhill
Tel: +1-414-778-3354