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Експертний відеоблог
GOST 397-79 is the simplest cotter pin that fixes a part on shafts or threaded elements through drilled holes of the appropriate diameter, after installation in which the ends of the cotter pin are spread apart, fixing it.
Depending on the material of manufacture, cotter pins of GOST 397-79 are divided into groups:
The cotter pins of GOST 397-79 are made of various materials:
Used as an independent element, and in combination with a washer or a crown nut. It is used in almost all industries.
The cotter pin is one of the most common parts and is used in mechanical engineering, automotive, electrical engineering and instrumentation. The part belongs to the group of locking products.