U Cup General Information Part ll A u cup is more or less a floating seal that lets pressure to balance out on both lips, keeping it from rolling. You can put in an internal lube in the u cups, so that when there is lack of lubrication or dry application. This will get…
Read moreU Cup Seals – General Information These u cup seals come in different sizes and shapes. They are mainly used to seal rams or rods. With them being so small they are widely used more so than other sizes. When installing these seals with them being a single lip design, you will need to make…
Read moreDiaphragm Device Parameters Diaphragm is basically pistons operating inside a cylinder. It moves pressure from one sealed area to another. If you have hydraulic or pneumatic cylinders, the moving cylinder piston is sealed off by a sealing device like an oring, cup, vee packing or a something else like it. The purpose of he diaphragm…
Read moreVane Single and Double Pumps Vane pumps come in single and double. The single pump has one inlet, one outlet and a cartridge assy. The double pumps have a housing that has tow cartridge assy., one or two inlets and the outlets are separate, there are two of them. A double pump is a pump…
Read moreWhat Cylinders Consist Of The parts that make up a cylinder are; body, pistons that move and the piston rod that is hooked to the piston. There are also end caps that are connected to the cylinder body barrel by way of threads, keeper rings, tie rods or a weld. A rod gland is a…
Read moreVickers CVCS/CVI Series Cartridge – Directional Cover With Pilot Interface & Stroke Adjuster This unit puts together the features from both the pilot interface and the stroke adjuster together. After the pilot valve swaps pressure to/from the AP port so that it can open or close the poppet, the flow is determined by the…
Read moreP76 Hydraulic Pump and Motor Specification This unit has steel dowel pins which puts it at a higher PSI of 500 of pressure operation. They are designed to operate in heavy duty implement circuits in lift trucks, auto wreckers and small dump trucks. They are small but they are mighty. The charts below will show…
Read moreSeries D103A Hydraulic Valve Specs These are directional control valves are mounted on: Detent models – needs to be horizontal Spring offset and centered models – this has an unrestricted mounting This is the way mounting pattern for all styles is NFPA standard D10. If you have line surges then it would be…
Read moreD1V Series Hydraulic Valves These Parker D1V have a 3 way chamber body that has a hardened case sliding spool that uses a lot of different operations, which are solenoids, levers, cams and air and oil pilots. They are directional control valves that have a high ratings for using different modes of operation. The…
Read moreHydraulic T Seals It is essential you know certain things before getting seal for whatever unit you are working on. You will need to know the pressure range, temperature range, maximum diametrical clearance and seal width. The main reason a seal wears out is the clearance gap. They can be pinched or cut into,…
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