# ISO 17396:2017 — Withdrawn and superseded ISO standards For ISO 17396:2017, item title is Synchronous belt drives — Metric pitch — Tooth profiles T and AT endless and open ended belts and pulleys; status code is 9599; successor is ISO 17396:2024; withdrawn / published date is 2017-11-24, recorded from its source on 2026-08-05. - **Identifier:** ISO 17396:2017 _(verified: appears in the quote below)_ - **Item title:** Synchronous belt drives — Metric pitch — Tooth profiles T and AT endless and open ended belts and pulleys _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 17396:2024 - **Withdrawn / published date:** 2017-11-24 _(verified: appears in the quote below)_ ## What the source says > 70627,IS,,ISO 17396:2017,Synchronous belt drives — Metric pitch — Tooth profiles T and AT endless and open ended belts and pulleys,Transmissions synchrones par courroies — Pas métrique — Poulies et courroies dentées sans fin ou à bout libre à dents de profil T ou AT,2017-11-24,2,['21.220.10'],ISO/TC 41/SC 4,9599,[44802],[88593],['en'],18,"

ISO 17396:2017 specifies the principal characteristics of synchronous endless and open belts and pulleys of the profile systems T and AT for use in synchronous belt drives for mechanical power transmission and where positive indexing or synchronization can be required.

NOTE Synchronous belt drives have been known by various titles in the past ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).