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BPrestolok/Prestolok II Prestolok/Prestolok II Fittings Advantages Assembly Instructions Ready-to-use compact one-piece fitting for use with most thermoplastic1. Cut thermoplastic tubing squarely, using Parker Tube Cutter and copper tubing. This fitting is specially designed for low pressurePTC-001. Metal tubing should be cut squarely and free of burrs. circuits where fast assembly, disassembly and reassembly is important.Be certain the port or mating part is clean and free of debris. No special tools are needed for assembly; just insert the tubing until it 2. Insert tubing into fitting until it bottoms. A slight twisting motion will bottoms. Prestolok/Prestolok II is designed to be used with no tube ease the insertion. Pull on tubing to verify it is properly retained in support. Radial claws on the stainless steel grab ring grip the tubing the fitting. securely to provide retention. Brass Male pipe threads come standard with a white acrylic sealant pre-applied ("W" prefix) swivels are featured 3. To disassemble, simply push the release button against the body on all male pipe threaded shapes for installation in tight places and for and remove tubing. precise positioning. Prestolok/Prestolok II should not be used for live swivel applications. The outside diameter of the tubing to be used with Order the fitting is marked on the release button.The removable release By part number and name. button can be color coded for ease of identification. Standard release button is green. Nomenclature Part numbers are constructed from symbols that identify the style and Materials size of the fitting. The first series of numbers and letters identify the Prestolok Bodies: CA377, CA360, CA345 style and type fitting. The second series of numbers describe the size. Prestolok II Bodies: Glass Filled Nylon O-Ring: Nitrile (other compounds available on request) Release Button: Polyacetal Example: W 68 PL �4 �2 Grab Ring: Stainless Steel White Arcylic Applications Thread Sealant Use with Parker Parflex series "E" polyethylene tubing, series "N" nylonMale Connector tubing, series "U" polyurethane tubing or copper tubing. Perfectly Prestolok adapted for use in a large variety of industries, Prestolok II was 1/4" (4/16) Tube O.D. designed as an economical alternative for pneumatic applications that 1/8" (2/16) Pipe Thread do not require the higher pressure capacity of the standard prestolok fittings, consult the factory with any questions regarding special product applications. All applications should be carefully tested through the Sizes range of conditions which may be encountered prior to use. For inch Tube sizes are determined by the number of sixteenths of an inch in the O.D. tubing tube O.D. Working pressure and temperature ranges Metric Fittings Prestolok: Zero to 200�F at up to 300 PSI depending on tubing Metric fittings are available in Catalog 3550. being used. Thread types: BSPT and BSPP Sizes: 1/8-1/2. Prestolok II: Zero to 150�F at up to 150 PSI depending on tubing Tube sizes: 4MM-14MM. being used Specials Vacuum applications are dependent upon temperature and type of Fitting configurations and/or sizes other than those shown in the tubing used. catalog can be furnished. It is suggested that a print or sketch be submitted with the inquiry. Pricing Only items priced in current supplementary price list PL3501 are carried in stock. Price and delivery for non-stock items furnished on request for specified quantity. Parker Hannifin Corporation B12 Parker Brass Products Division Otsego, Michigan Prestolok/Prestolok II
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