... .easy maintenance, Description:It applies all kinds of raw oil producing, is a pumping unit with good overall performance. ... 5-37F320-256-1001202.5, 2.1, 1.76, 8, 102210.2×2.3×6.96CYJ12-3-37F320-256- ... 1441203.6,3,2.54.5, 7, 924.88.8×2.2×7.911CYJ12-4.2-53F456-256-1681204. ... -3.6-53F456-305-1441403.6,3,2.56, 8, 1029.010.0×2.6×9.114CYJ16-4.2 ... .2, 3.6,3.05, 7, 932.610.8×2.9×9.315CYJ16-4.2-105F912-365-1681604.2 ...