FIELD: field mechanical engineering; bearing supports. SUBSTANCE: article includes body 1 used as its base on which sliding surface 2 is located. Sliding surface 2 has projections 3 evenly narrowing over entire perimeter from base to upper part of sliding surface. Sliding surface 2 has recesses 4 filled with grease 5 which simultaneously closes outer portion 6 of projections 3. Body 1 is provided with passages 7 connecting the bases of recesses 4 with grease feed device. EFFECT: enhanced efficiency. 2 cl, 2 dwg
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