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ISO 18237:2017PublishedHydraulic fluid power — Method for evaluating water separation performance of dehydratorsISO 18413:2015PublishedHydraulic fluid power — Cleanliness of components — Inspection document and principles related to contaminant extraction and analysis, and data reportingISO 21018-1:2024PublishedHydraulic fluid power — Monitoring the level of particulate contamination of the fluid — Part 1: General principlesISO 21018-4:2019PublishedHydraulic fluid power — Monitoring the level of particulate contamination in the fluid — Part 4: Use of the light extinction techniqueISO 21018-3:2008PublishedHydraulic fluid power — Monitoring the level of particulate contamination of the fluid — Part 3: Use of the filter blockage techniqueISO 21049:2004PublishedPumps — Shaft sealing systems for centrifugal and rotary pumpsISO/TR 22681:2019PublishedHydraulic fluid power — Impact and use of ISO 11171:2016 µm(b) and µm(c) particle size designations on particle count and filter test dataISO 23181:2007PublishedHydraulic fluid power — Filter elements — Determination of resistance to flow fatigue using high viscosity fluidISO 23369:2022PublishedHydraulic fluid power — Multi-pass method of evaluating filtration performance of a filter element under cyclic flow conditionsISO 27407:2010PublishedHydraulic fluid power — Marking of performance characteristics on hydraulic filtersISO/PRF 4021Under developmentHydraulic fluid power — Particulate contamination analysis — Extraction of fluid samples from lines of an operating systemISO 2941:1974WithdrawnHydraulic fluid power — Filter elements — Verification of collapse/burst resistanceISO 2942:2004WithdrawnHydraulic fluid power — Filter elements — Verification of fabrication integrity and determination of the first bubble pointISO 2942:1994WithdrawnHydraulic fluid power — Filter elements — Verification of fabrication integrity and determination of the first bubble pointISO 2942:1985WithdrawnHydraulic fluid power — Filter elements — Verification of fabrication integrityISO 2942:1974WithdrawnHydraulic fluid power — Filter elements — Determination of fabrication integrityISO 2943:1974WithdrawnHydraulic fluid power — Filter elements — Verification of material compatibility with fluidsISO 3601-2:2016WithdrawnFluid power systems — O-rings — Part 2: Housing dimensions for general applicationsISO 3601-2:2008WithdrawnFluid power systems — O-rings — Part 2: Housing dimensions for general applicationsISO 3601-1:2008WithdrawnFluid power systems — O-rings — Part 1: Inside diameters, cross-sections, tolerances and designation codesISO 3601-1:2002WithdrawnFluid power systems — O-rings — Part 1: Inside diameters, cross-sections, tolerances and size identification codeISO 3601-5:2002WithdrawnFluid power systems — O-rings — Part 5: Suitability of elastomeric materials for industrial applicationsISO 3601-1:1988WithdrawnFluid systems — Sealing devices — O-rings — Part 1: Inside diameters, cross-sections, tolerances and size identification codeISO 3601-3:1987WithdrawnFluid systems — Sealing devices — O-rings — Part 3: Quality acceptance criteriaISO 3601-1:1978WithdrawnFluid systems — O-rings — Part 1: Inside diameters, cross-sections, tolerances and size identification code