International Organization for Standardization (ISO)
Latest
ISO 7747:1983
Scope
Specifies the essential dimensional characteristics necessary for the interchangeability of filter elements. Most filter elements are specified with two alternative internal diameters; however, the values listed in the "preferred" column of the table are recommended for future equipment.
ISO 7747:1983 history
1983ISO 7747:1983 Road vehicles; Filter elements for full flow oil filters; Dimensions