# ISO 6264:1987 — Withdrawn and superseded ISO standards For ISO 6264:1987, item title is Hydraulic fluid power — Pressure-relief valves — Mounting surfaces; status code is 9599; successor is ISO 6264:1998; withdrawn / published date is 1987-11-26, recorded from its source on 2026-08-05. - **Identifier:** ISO 6264:1987 _(verified: appears in the quote below)_ - **Item title:** Hydraulic fluid power — Pressure-relief valves — Mounting surfaces _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 6264:1998 - **Withdrawn / published date:** 1987-11-26 _(verified: appears in the quote below)_ ## What the source says > 12545,IS,,ISO 6264:1987,Hydraulic fluid power — Pressure-relief valves — Mounting surfaces,Transmissions hydrauliques — Limiteurs de pression — Plan de pose,1987-11-26,1,['23.100.50'],ISO/TC 131/SC 5,9599,,[20085],"['en','fr']",25, ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).