NAVY MS19078-1959 单方向定位外环双滚筒持续旋转轴内环单滚筒持续旋转轴单行滚筒圆柱形滚筒轴承
BEARING, ROLLER, CYLINDRICAL, SINGLE ROW OF ROLLERS, ONE ROLLER RETAINING RIB ON INNER RING, TWO ROLLER RETAINING RIBS ON OUTER RING, ONE DIRECTION LOCATING
BEARING, ROLLER, CYLINDRICAL, SINGLE ROW OF ROLLERS, ONE ROLLER RETAINING RIB ON INNER RING, TWO ROLLER RETAINING RIBS ON OUTER RING, ONE DIRECTION LOCATING