压力球轴承外圈有平面座型、调心座型和带调心垫圈座型。
Pressure on the ball bearing outer ring with a flat seat type, aligning seat type and seat type with a self-aligning washers.
外球面球轴承外圈一般带油槽，也生产外圈无油槽的产品。
Usually, the outer ring of the tl bearings has grease groove, bearings having no grease groove are to be provided, too.
在这种情况下接触球只在某个时候，内圈和外圈，作为一个受压单列角接触球轴承。
Under such conditions the balls contact the inner and outer rings only at one point, as in an axially loaded single-row angular contact ball bearing.
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