Pumping unit

API B series Pumping Units is conventional walking beam pumping units, it is the type of power equipment on the ground used in rod oil extraction. B25D-67-36 Pumping unitconform to API Spec.11E Specification for Pumping Units and other relative API standards, acquired the authorization to use Official API Monogram. Technical Performances High simple operation, easy maintenance, long service life. Gear reducer is involute herring-bone gearing, work smoothly and reliably.complete machine with light weight, its convenient for installation and transportation. modelB25D-67-36B40D-89-42B57D-109-48B80D-119-54load rating(lbs)670089001090011900spec.stroke length (in)36 28 2542 3148 3754 42Max.stroke frequency(spm)20151515rating(In-lbs)25000400005700080000balance typewalking beam balancewalking beam balancewalking beam balancewalking beam balancepitman armsstraight pitman arms 2 long bolt on basestraight pitman arms 2 long bolt on basestraight pitman arms 2 long bolt on basestraight pitman arms 2 long bolt on basebasebase requirmentwhole,broad basewhole,broad basewhole,broad basewhole,broad basereducerrating circumgyrate direction2500In-lbs bidirectional40000In-lbs57000In-lbs bidirectional80000In-lbs bidirectionalmodel rate25D 32.85140D 32.16157D 31.73180D 31.751lube winter120#,summer200# winter120#,summer200# winter120#,summer200# winter120#,summer200#externality dimension length×width×height(in151.38×62.2×101.18185.3×68.2×134.6193.9×68.2×141.3201.8×71.34×145.3total weight(lbs)not including motor573226007195.43263.7786303914.659071.84214.88