内圈有双挡边外圈有单挡边并带单锁圈的无保持架单列向心圆柱滚子轴承
A single row cylindrical roller bearing without cage with a single retaining ring and a single locking ring with a single retaining ring and a single retaining ring with a single retaining ring
以上为机器翻译结果，长、整句建议使用 人工翻译 。