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SAE ARP4285 Rev A

Current Revision

Aerospace - Evaluation of Particulate Contamination in Hydraulic Fluid - Membrane Procedure

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This SAE Aerospace Recommended Practice (ARP) establishes a method for evaluating the particulate matter extracted from the working fluid of a hydraulic system or component using a membrane. The amount of particulate matter deposited on the membrane due to filtering a given quantity of fluid is visually compared against a standard membrane in order to provide an indication of the cleanliness level of the fluid.

SDO SAE: SAE International
Document Number ARP4285
Publication Date Aug. 13, 2018
Language en - English
Page Count 14
Revision Level A
Supercedes
Committee
Publish Date Document Id Type View
Aug. 13, 2018 ARP4285A Revision
March 1, 2001 ARP4285 Revision