Aviation lubricating oil filter

The utility model discloses an aviation lubricating oil filter which comprises a main shaft and a rotary power piece, a shaft inner hole is formed in the upper end of the main shaft, a plurality of oil throwing holes are further formed in the main shaft, the aviation lubricating oil filter further comprises a filtering cover, an oil filtering table and an oil collecting block, a filtering containing cavity is defined by the filtering cover and the outer side wall of the main shaft, one end of each oil throwing hole is an oil inlet, and the other end of each oil throwing hole is an oil outlet. An oil inlet is formed in one end of the oil throwing hole, an oil outlet is formed in the other end of the oil throwing hole, the oil inlet is communicated with the shaft inner hole, the oil outlet is communicated with the filtering containing cavity, an oil passing hole is formed in the lower portion of the filtering cover, and the oil filtering table comprises a first oil filtering step part which is right opposite to