Hydraulic Ram Double Acting General Purpose Steel Nominal Capacity 50 ton Max Push Capacity 50 ton Stroke Length 20 1/8 in Nominal Stroke Length 20 in Effective Push Area 11.06 sq in Max Pressure 10 000 psi Oil Capacity Push 222.56 cu in Retracted Height 28.88 in Extended Height 49 in Outside Dia 5 in Plunger Dia 3.13 in Collar Thread Size 5 In.-12 Base Bolt Circle Dia 4.25 in Center Hole Dia 12 in Series RR Includes Dust Cap Female Coupler