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ISO 9461:1992

Hydraulic fluid power — Identification of valve ports, subplates, control devices and solenoids

Publication date:   Dec 15, 1992

General information

90.92   Standard to be revised   May 21, 2026

ISO

ISO/TC 131/SC 5 Control products and components

International Standard

23.100.50   Control components

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Scope

Specifies rules for the identification. Applies in particular to valves which will be developed in future with two and three ports, where today's practice of marking valve ports is different. The identification rules apply to those ports which provide the connection between two valves or between a valve and a pipe.

Life cycle

NOW

PUBLISHED
ISO 9461:1992
90.92 Standard to be revised
May 21, 2026

REVISED BY

IN_DEVELOPMENT
ISO/CD 9461