The an numbers refer to the tubing od in sixteenths of an inch. An sizes range from 2 dash two to 32 in irregular steps with each step equating to the od outside diameter of the tubing in 116 inch increments.
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An fitting sizes in inches. For example 8an hose has the same id as a 12 nominal tube 816 12. The following chart shows the each sizes thread per inch count the id. Each an size number has its own standard thread size see column three of the chart. Huge selection over 100000 products from the top performance brands. This means that 6an hose will not introduce any appreciable flow restriction in a fuel system designed around 38 od rigid tubing. You can convert any an fitting to its nominal inch size by dividing the an number by 16 as follows.
3an hose has the same id as a 316 tube. 4 an 416 or 14. 1 18 1 716 24. An sizes range from 2 to 32 in irregular steps with each step equating to the od outside diameter of the tubing in 116 increments. Lay your fitting over the appropriate drawing to determine what size fitting you have. Thread size chart for an fittings.
Since tubing and hoses have assorted wall thicknesses depending on manufacturers the designated size number does not necessarily tell us anything about the inside diameter id of the plumbing component. Pipe thread size chart use the diagram below to find pipe thread size. Place fitting against base line. Therefore a 8 an size would be equal to 12 inch od tube. 14 716 20 sae. However this system does not specify the id inside diameter of the tubing because the tube wall can vary in thickness.
An or armynavy was never intended to characterize an entire fluid system and is mostly designed as a thread specification. For some odd reason the automotive industry wants to make an fittings sound like something special. Jic fittings size chart for identifying the correct size of bulkhead fitting adapter for skid steer quick couplers. Of the fitting and the an fitting size with the closest matching idinside dimension. 316 38 24 sae 4 an. 1 38 1 4564 28.
Use this handy chart to determine the an fitting size based on corresponding thread sizes. Read fitting size where it intersects the vertical line. While an fittings depend on the outside diameter of a tube for sizing npt fittings depend on the interior diameter id of the fitting itself. These are the same thread sizes that have been used in aircraft and industrial applications for many years. Lets start by taking a look at the an specification. The pit stop usa difference were the experts we help you find a way to win.
Hose size chart fractional equivalent all dimensions are in inches unless otherwise noted. 1 34 2 332. 1 12 1 1316 32.
Gallery of An Fitting Sizes In Inches
