Објављен
Specifies the metric modules, number of teeth and other tooth characteristics which are necessary to ensure interchangeability of starter motor pinions with a pressure angle of 20°, used on starter motors for reciprocating internal combustion engines for road vehicles.
ОБЈАВЉЕН
ISO 9457-2:1994
90.60
Завршетак поступка преиспитивања стандарда
5. 6. 2026.