An Fittings Chart

An929 cap flared aluminum tube fitting.

An fittings chart. For some odd reason the automotive industry wants to make an fittings sound like something special. Sizes for rigid tubes were already standardized with sizes called out by tubing od 3 16 1 2 etc. An fittings come in a range of sizes they are called the dash size because it has a dash followed by two digits. An823 elbow flared tube and pipe thread 45º.

If you are unsure as to what size fitting you have lay your fitting over the appropriate drawing to determine its size. An hose sizes were designed to match the id sizes of these rigid tubes. An seals with the flare orb seals with an o. We sell performance an fittings braided hose and heat shielding at wholesale prices.

Can you see the confusion starting. These are the same thread sizes that have been used in aircraft and industrial applications for many years. Here is an an size chart that confirms thread information along with its an dash size and a visual guide to what that means in actual size. 1 3 8 1 45 64 28.

Using your automotive hose size choose from the chart below to find the an equivalent for hose hose ends and adapter fittings. The idea behind an hoses and an fittings was to provide a flexible alternative to rigid tubing in plumbing systems on aircraft and military vehicles. 1 1 8 1 7 16 24. An840 hose nipple pipe thread.

An and orb thread are the same diameter. 1 3 4 2 3 32. In order to plumb your vehicle with a minimum amount of time effort and money you should know the basics about hose hose ends and adapter fittings. Male an orb adapter identification chart the line drawings below depict the actual sizes of the various common an orb thread sizes.

Hose size chart fractional equivalent all dimensions are in inches unless otherwise noted. Save up to 30 off retail. 1 1 2 1 13 16 32. Hose diameters are assigned an numbers.