British Standards Institution - Committee

Maintenance will be taking place for Standards Development on Saturday 26th July between 08:00 and 12:00 UK time. Standards Development will be unavailable or will have limited functionality during this time. Please accept our apologies for any inconvenience caused during this essential maintenance work.

We use cookies to give you the best experience and to help improve our website

Find out what cookies we use and how to disable them

MCE/18/-/4 - Connectors and associated components

Sector: Manufacturing

Categories: Filters, seals and contamination of fluids | Hoses and hose assemblies | Steels. Pipes and tubes | Fluid power systems. General | Saws | Piping and couplings | Pipelines. Plastics | Flanges, couplings and joints | Hoses | Fluid power systems | Hydraulic fluids | Fluid systems and components

Overview: Under the direction of MCE/18, is responsible for the UK input to ISO/TC 131/WG 3 and ISO/TC 131/SC 4.

Committee standards activity

In Progress (9)

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 22265	Quick Release Couplers Best Practices — Correct installation, use and maintenance suggested guidelines Categories: Unclassified documents Drafting begins : 2025-07-22	Drafting
BS ISO 8434-3	Metallic tube connections for fluid power and general use —. Part 3: O-ring face seal connectors Categories: Piping and couplings Drafting begins : 2023-06-06	Drafting
BS ISO 8434-2	Metallic tube connections for fluid power and general use — Part 2: 37 degree flared connectors Categories: Unclassified documents Drafting begins : 2024-12-05	Drafting
BS ISO 6162-1	Hydraulic fluid power — Flange connections with split or one-piece flange clamps and metric or inch screws — Part 1: Flange connectors, ports and mounting surfaces for use at pressures of 3,5 MPa (35 bar) to 35 MPa (350 bar), DN 13 to DN 127 Categories: Unclassified documents Drafting begins : 2025-01-20	Drafting
BS ISO 18869	Hydraulic fluid power — Test methods for couplings actuated with or without tools Categories: Unclassified documents Drafting begins : 2025-01-20	Drafting
BS ISO 16028	Hydraulic fluid power -- Flush-face type, quick-action couplings for use at pressures of 20 MPa (200 bar) to 31,5 MPa (315 bar) -- Specifications Categories: Piping and couplings Drafting begins : 2016-11-28	Drafting
BS ISO 12151-1	Connections for hydraulic fluid power and general use — Hose fittings —. Part 1: Hose fittings with ISO 8434-3 O-ring face seal ends Categories: Hoses and hose assemblies \| Piping and couplings Drafting begins : 2022-08-16	Drafting
BS ISO 11926-1	Connections for general use and fluid power -- Ports and stud ends with ISO 725 threads and O-ring sealing. Part 1: Ports with O-ring seal in truncated housing Categories: Piping and couplings Drafting begins : 2020-06-12	Drafting
BS EN ISO 9974-1	Connections for general use and fluid power -- Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing. Part 1: Threaded ports Categories: Piping and couplings Drafting begins : 2020-06-12	Drafting

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 18409:2018	Hydraulic fluid power. Hose and hose assemblies. Method of collecting a fluid sample for analyzing the cleanliness of a hose or hose assembly Categories: Piping and couplings Published standard begins : 2018-04-24	Published standard
PD ISO/TS 17165-2:2018	Hydraulic fluid power. Hose assemblies. Practices for hydraulic hose assemblies Categories: Hoses and hose assemblies Published standard begins : 2018-04-10	Published standard
PD ISO/TS 11686:2023	Connectors for fluid power and general use. Assembly instructions for connectors with adjustable stud ends and O-ring sealing Categories: Piping and couplings Published standard begins : 2023-09-19	Published standard
PD ISO/TS 11672:2016	Connectors for fluid power and general use. Designation and nomenclature Categories: Fluid systems and components \| Piping and couplings Published standard begins : 2016-09-14	Published standard
BS ISO 9974-4:2016	Connections for general use and fluid power. Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing. Dimensions, design, test methods and requirements for external hex and internal hex port plugs Categories: Piping and couplings Published standard begins : 2016-12-05	Published standard
BS ISO 8434-3:2005	Metallic tube connections for fluid power and general use. O-ring face seal connectors Categories: Piping and couplings Published standard begins : 2005-09-02	Published standard
BS ISO 8434-2:2007	Metallic tube connections for fluid power and general use. 37° flared connectors Categories: Piping and couplings Published standard begins : 2007-11-13	Published standard
BS ISO 7241:2023	Hydraulic fluid power. Dimensions and requirements of quick-action couplings Categories: Piping and couplings Published standard begins : 2023-07-12	Published standard
BS ISO 6605:2017	Hydraulic fluid power. Test methods for hoses and hose assemblies Categories: Piping and couplings \| Hoses Published standard begins : 2017-07-31	Published standard
BS ISO 6164:2018	Hydraulic fluid power. Four-screw, one-piece square flange connections for use at pressures of 42 MPa, DN 25 to 80 Categories: Piping and couplings Published standard begins : 2018-06-01	Published standard

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 17165-2:2013	Hydraulic fluid power. Hose assemblies. Practices for hydraulic hose assemblies Categories: Hoses and hose assemblies Withdrawn begins : 2013-04-29	Withdrawn
PD ISO/TS 11686:2017	Connectors for fluid power and general use. Assembly instructions for connectors with adjustable stud ends and O-ring sealing Categories: Piping and couplings Withdrawn begins : 2023-09-19	Withdrawn
PD ISO/TR 17165-2:2006	Hydraulic fluid power. Hose assemblies. Recommended practices for hydraulic hose assemblies Categories: Hoses and hose assemblies Withdrawn begins : 2013-04-29	Withdrawn
BS ISO 9974-4:2006	Connections for general use and fluid power. Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing. Dimensions, design, test methods and requirements for external hex and internal hex port plugs Categories: Piping and couplings Withdrawn begins : 2023-09-22	Withdrawn
BS ISO 8434-6:2009	Metallic tube connections for fluid power and general use. 60° cone connectors with or without O-ring Categories: Piping and couplings Withdrawn begins : 2010-09-01	Withdrawn
BS ISO 7241:2014	Hydraulic fluid power. Dimensions and requirements of quick-action couplings Categories: Piping and couplings Withdrawn begins : 2023-07-12	Withdrawn
BS ISO 6605:2002	Hydraulic fluid power. Hoses and hose assemblies. Test methods Categories: Piping and couplings \| Hoses Withdrawn begins : 2017-07-31	Withdrawn
BS ISO 6162-2:2012	Hydraulic fluid power. Flange connections with split or one-piece flange clamps and metric or inch screws. Flange connectors, ports and mounting surfaces for use at a pressure of 42 MPa (420 bar), DN 13 to DN 76 Categories: Piping and couplings Withdrawn begins : 2018-03-02	Withdrawn
BS ISO 6162-2:2002	Hydraulic fluid power. Flange connectors with split or one-piece flange clamps and metric or inch screws. Flange connectors for use at pressures of 35 MPa (350 bar) to 40 MPa (400 bar), DN 13 to DN 51 Categories: Piping and couplings Withdrawn begins : 2013-01-03	Withdrawn
BS ISO 6149-4:2006	Connections for fluid power and general use. Ports and stud ends with ISO 261 metric threads and O-ring sealing. Dimensions, design, test methods and requirements for external and internal hex port plugs Categories: Piping and couplings Withdrawn begins : 2015-01-06	Withdrawn