# ISO 9177-1:2011 — Withdrawn and superseded ISO standards For ISO 9177-1:2011, item title is Mechanical pencils — Part 1: Classification, dimensions, performance requirements and testing; status code is 9599; successor is ISO 9177-1:2016; withdrawn / published date is 2011-11-07, recorded from its source on 2026-08-05. - **Identifier:** ISO 9177-1:2011 _(verified: appears in the quote below)_ - **Item title:** Mechanical pencils — Part 1: Classification, dimensions, performance requirements and testing _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 9177-1:2016 - **Withdrawn / published date:** 2011-11-07 _(verified: appears in the quote below)_ ## What the source says > 57586,IS,,ISO 9177-1:2011,"Mechanical pencils — Part 1: Classification, dimensions, performance requirements and testing","Porte-mine — Partie 1: Classification, dimensions, caractéristiques de fonctionnement et essais",2011-11-07,2,"['01.100.40','97.180']",ISO/TC 10,9599,[16781],[69128],['en'],7, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).