ball collar thrust bearing滚珠环止推轴承;[机] 滚珠环推力轴承;环形球推力轴承;滚珠环止推
single collar thrust bearing单环式推力轴承;单环推力轴承
Plain Collar Thrust Bearing平环止推轴承
ball collar thblight bearing滚珠环止推轴承
collar thust bearing环形止推轴承
collar thrust bearing[机] 环形止推轴承;环状止推轴承
collar step bearing[机] 环形阶式轴承
collar r bearing环形轴承