A frame or inclosure which spaces and retains the rolling elements of a bearing, roller (as modified).
material steal hardened bearing needle thrust assembly provide low friction drive between 2 shafts of 120 degrees minimum mass 359g basic load rating dynamic 73000n static 405000n limited speed 2700rpm reference speed 750rpm and temperature range -40 centigrade to + 120 centigrade special features, 155 light weight howitzer end item identification