ISO 7649:1991
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The latest, up-to-date edition.
Clutch housings for reciprocating internal combustion engines Nominal dimensions and tolerances
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11-04-1991
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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.
| DevelopmentNote |
Also numbered as BS AU249(1993) (11/2005)
|
| DocumentType |
Standard
|
| Pages |
4
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Standards | Relationship |
| UNE 26431:1993 | Identical |
| DIN ISO 7649:1992-04 | Identical |
| UNI ISO 7649 : 1993 | Identical |
| NF ISO 7649 : 1992 | Identical |
| SAE J617_201404 | Engine Flywheel Housing and Mating Transmission Housing Flanges |
| BS AU 226:1988 | Specification for nominal dimensions and tolerances of flywheel housings for reciprocating internal combustion engines |
| ISO 1101:2017 | Geometrical product specifications (GPS) — Geometrical tolerancing — Tolerances of form, orientation, location and run-out |
| ISO 286-2:2010 | Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts |
| SAE J499_201406 | Parallel Side Splines for Soft Broached Holes in Fittings |
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