90.93 Standard confirmed Jun 22, 2021
ISO
ISO/TC 41/SC 1 Friction
International Standard
21.220.10 Belt drives and their components
This International Standard specifies the principal characteristics of grooved pulleys (for groove sections 9N/J,
15N/J and 25N/J) intended to take both single and joined narrow V-belts for industrial power transmission drives.
Some background information on the series of effective diameters is given in annex A.
NOTE The effective width of a groove is regarded as the basic dimension of standardization in the effective system for
grooves and for the corresponding narrow V-belts considered as a whole.
WITHDRAWN
ISO 5290:1993
PUBLISHED
ISO 5290:2001
90.93
Standard confirmed
Jun 22, 2021