90.93 Standard confirmed Feb 24, 2021
ISO
ISO/TC 22/SC 40 Specific aspects for light and heavy commercial vehicles, busses and trailers
International Standard
43.040.50 Transmissions, suspensions
Specifies the nominal dimensions and tolerances which affect the interchangeability between clutch housings for spring-loaded clutches and mating parts. All other dimensions and tolerances are left to the discretion of the component manufacturer. Does not apply to engines for aircraft and passenger cars; it may be used for other engine applications where no specific International Standard exists. Clutch housings of size codes 1 to 4 in table 1 are recommended for commercial vehicles and buses.
PUBLISHED
ISO 7649:1991
90.93
Standard confirmed
Feb 24, 2021