Browse Standards ARP4285A
Current REVISED 2018-08-13

Aerospace - Evaluation of Particulate Contamination in Hydraulic Fluid - Membrane Procedure ARP4285A

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.
ARP4285A
2018-08-13
Latest
Revised
ARP4285
2008-06-04
Historical
Reaffirmed

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