AIRCRAFT HYDRAULIC LIFTING JACKS

AIRCRAFT HYDRAULIC LIFTING 30 TON JACKS TYPE B-4 THIS JACK IS DESIGNED TO PROVIDE UP TO 30 TONS OF HYDRAULIC LIFTING EFFORT, IT CONSISTS OF THREE TELESCOPING LEGS WITH BRACES A HYDRAULIC CYLINDER WITH RAM AND EXTENSION SCREW AND A HAND OPERATED PUMP UNIT THE LEGS ARE OF TUBULAR CONSTRUCCTION WITH SIX SEGMENTS. THE CYLINDER AND RAM ARE MADE O TUBULAR ALLOY STEEL AND THE EXTENSION SCREW IS MADE OF SOLID STEEL, THE PUMP IS A SELF CONTAINED UNIT CONSISTING OF A RESERVOIR, PUMP CYLINDER, PISTON, HANDLE AND NECESSARY VALVING.