“MACH: OIL AND WATER STRAINER; MODEL: 5K-250A; MAKER: PIYAKE VALVE(DALIAN)co.ltd; BOOK NO: M-19 (page 11/17)” “O-RING FOR ME L.OIL BY/PAS FILTER OD = 456mm, ID = 440mm ” PIYAKE VALVE (DALIAN) CO., LTD. .5K-250A.NA