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ISO (International Organization for Standardization) is the world’s largest producer of optional international standards. International standards determine current specifications of products, services and certified methods, helping to streamline the industry. As they are created on the basis of international agreement, they assist in overcoming barriers in international trade.
Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 1: Ports with truncated housing for O-ring seal
(Raccordements pour transmissions hydrauliques et applications générales — Orifices et éléments mâles a filetage métrique ISO 261 et joint torique — Partie 1: Orifices a joint torique dans un logement tronconique)
Standard published on 13.6.2022
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Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 2: Dimensions, design, test methods and requirements for heavy-duty (S series) stud ends
(Raccordements pour transmissions hydrauliques et applications générales — Orifices et éléments mâles a filetage métrique ISO 261 et joint torique — Partie 2: Dimensions, conception, méthodes d´essai et exigences des éléments mâles de série lourde (série S))
Standard published on 16.2.2006
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Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 3: Dimensions, design, test methods and requirements for light-duty (L series) stud ends
(Raccordements pour transmissions hydrauliques et applications générales — Orifices et éléments mâles a filetage métrique ISO 261 et joint torique — Partie 3: Dimensions, conception, méthodes d´essai et exigences des éléments mâles de série légere (série L))
Standard published on 16.2.2006
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Connections for fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 4: Dimensions, design, test methods and requirements for external hex and internal hex port plugs
(Raccordements pour transmissions hydrauliques et applications générales — Orifices et éléments mâles a filetage métrique ISO 261 et joint torique — Partie 4: Dimensions, conception, méthodes d´essai et exigences des bouchons d´orifice a six pans externes et a six pans internes)
Standard published on 9.8.2017
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Pneumatic fluid power — Cylindrical quick-action couplings for maximum working pressures of 1 MPa, 1,6 MPa, and 2,5 MPa (10 bar, 16 bar and 25 bar) — Plug connecting dimensions, specifications, application guidelines and testing
(Transmissions pneumatiques — Raccords rapides cylindriques pour pressions maximales d´utilisation 1 MPa, 1,6 MPa et 2,5 MPa (10 bar, 16 bar et 25 bar) — Dimensions de raccordement de la partie mâle, spécifications, conseils d´utilisation et essais)
Standard published on 19.12.2018
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Chromium ores — Increment sampling
(Minerais de chrome — Échantillonnage par prélevements)
Standard published on 17.8.1989
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Chromium ores — Preparation of samples
(Minerais de chrome — Préparation des échantillons)
Standard published on 17.8.1989
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Fasteners — Surface discontinuities — Part 1: Bolts, screws and studs for general requirements
(Éléments de fixation — Défauts de surface — Partie 1: Vis et goujons d´usage général)
Standard published on 28.7.1988
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Fasteners — Surface discontinuities — Part 2: Nuts
(Éléments de fixation — Défauts de surface — Partie 2: Écrous)
Standard published on 20.7.1995
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Fasteners — Surface discontinuities — Part 3: Bolts, screws and studs for special requirements
(Éléments de fixation — Défauts de surface — Partie 3: Vis et goujons pour applications particulieres)
Standard published on 21.7.1988
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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