Historical
ISO 4401:1994
Hydraulic fluid power - Four-port directional control valves - Mounting surfaces
Cancels and replaces the first edition (1980). Specifies the dimensions and other data relating to surfaces on which four-port hydraulic directional control valves are mounted in order to ensure their interchangeability. Applies to mounting surfaces of these valves which represent current practice.
CONTENT PROVIDER
International Organization for Standardization [iso]
International Organization for Standardization [iso]