Published
This document specifies the principal dimensional characteristics of V-ribbed pulley groove profiles, together with the corresponding endless V-ribbed belts of PK profile which are used predominantly for automotive accessory drive applications.
This document does not apply to the complete array of V-ribbed belts and pulleys of PH, PJ, PK, PL and PM profile for industrial and other non-automotive applications which are covered by ISO 9982. PK belt profile dimensions and tolerances are the same in both International Standards.
6.2 and 6.3 of this document do not apply to elastic belts.
WITHDRAWN
ISO 9981:1998
PUBLISHED
ISO 9981:2020
90.93
Standard confirmed
Nov 21, 2025
Belt drives — Pulleys and V-ribbed belts for the automotive industry — PK profile: Dimensions
90.93 Standard confirmed