FIELD: manufacturing technology.
SUBSTANCE: invention relates to washer and method of its production. Washer has outer shell formed by cylindrical housing and round cover. Cylindrical cover has the first tongue-and-groove structure formed on the axial end surface of the cylindrical body, which surrounds the cavity formed in the cylindrical body. Round cover comprises the second tongue-and-groove structure formed on the surface of the round cover and fitted to the first tongue-and-groove structure. Round cover is attached to cylindrical housing using first and second sheet piling structures.
EFFECT: disclosed is method of washer manufacturing.
14 cl, 4 dwg
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