Specialising in water filter and purification systems for the Perth Metro & Western Australian communities. Having over 15 years combined experience, Crystal Water knows quality. Clean, Pure, & Chemical free, the way water should be!
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John Guest Straight Male Adapter and related products are specifically designed and manufactured by John Guest to the Technical Specification set out in the John Guest Product Catalogues. All John Guest fittings and related products should be selected, installed, used and maintained in accordance with these Technical Specifications. It is the customer’s/user’s responsibility to ensure that John Guest fittings and related products are suitable for their intended applications, are properly installed and maintained and are used in accordance with the Technical Specifications. It is also the customer’s/user’s responsibility to provide its own customers with all relevant technical information about John Guest products it supplies them. If you have any questions about our technical specifications, please contact us.
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Plastic Tube – Polyethylene, nylon and polyurethane conforming to the tolerances shown below. For soft tubing or thin wall tube we recommend the use of tube inserts.
Braided Hoses – Use of Tube to Hose Stems is essential when using braided hoses. Use of clamps to retain braided hoses on barbs is recommended.
Metal Tube (soft) – Brass, copper or mild steel conforming to the tolerances below
Metal Tube (hard) – We do not recommend Super Speedfit fittings for hard metal tubes or chromium plated tubes.
For stainless steel and other polished metal tubes we recommend the use of SuperSeal fittings.
It is essential that outside diameters be free from score marks and that the tube be deburred before inserting the fitting.[/su_spoiler]
[su_spoiler title=”Tube Tolerances”]
Super Speedfit fittings are offered for tubes with outside diameters to the following tolerances.
5/32 – 3/16
1/4 – 1/2
+0.001 / -0.003
+0.001 / -0.004
|Size (mm)||4mm – 5mm|
6mm – 22mm
+0.05 / -0.07
+0.05 / -0.10
To make a connection, the tube is simply pushed in by hand; the unique patented John Guest collect locking system then holds the tube firmly in place without deforming it or restricting flow.
1/4" Tube to 1/4" Male Thread
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