An Fitting Size

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An fitting size. 1 4 7 16 20 sae. The hex size depends on the fitting type the size of the threads on the other side of the fitting and even the fitting brand. For example an 8 an fitting translates to an 8 16 inches or 1 2 inch. Tube size od thread size wrench size 2.

We sell performance an fittings braided hose and heat shielding at wholesale prices. Each an size number has its own standard thread size see column three of the chart. The threads on the tube end of these fittings are class 3a or 3b and adhere to tighter tolerances than other 37 flared fittings. Nuts and sleeves are sold separately.

The sae j514 standard replaces the ms16142 military specification although some tooling. The only sure identifier is the thread size. Each an size refers to the outer diameter o d of the tube or inner diameter i d of the hose that it s used with. Do not use an fittings with different flare type fittings.

Each an size also uses its own standard thread size. Place fitting against base line. An fittings hose and tubing size reference charts. They are made to exact as formerly an specifications and provide a tight metal to metal seal on tubing that is flared to 37.

If you don t have a male fitting to measure an accurate measurement of the female thread id can point you to an an size. Pipe thread size chart use the diagram below to find pipe thread size. Jic fittings defined by the sae j514 and mil dtl 18866 standards are a type of flare fitting machined with a 37 degree flare seating surface. By john heard last updated dec 31 2014.

This will cause leaks and damage to the fittings. An fittings are a flare fitting using 37 flared tubing to form a metal metal. These are the same thread sizes that have been used in aircraft and industrial applications for many years. An fitting and hose size reference.

For some odd reason the automotive industry wants to make an fittings sound like something special. Therefore a 8 an size would be equal to 1 2 inch od tube. However this system does not specify the id inside diameter of the tubing because the tube wall can vary in thickness. The numbers assigned equal the size in 1 16 inch increments.

Read fitting size where it intersects the vertical line. The nominal outside diameter of the tubing is expressed in sixteenths of an inch increments and then given an equivalent dash number. An fittings use a 37 degree flare as the sealing surface. Fittings require a nut and a sleeve ferrule for each tube end.

Stainless tubing an equivalent all dimensions are in inches unless otherwise noted. Jic joint industry council fittings are widely used in fuel delivery and fluid power applications especially where high pressure up to 10 000 psi is involved. This standard of measurement is based on the nominal outside diameter o d of the rigid metal tube that each size fitting is used with. Note that you.