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