An fittings size chart Pipe size chart or reference materials Steps to Measure Pipe Fittings Step 1: Determine the Type of Fitting Identify the type of fitting you are measuring. These are the same thread sizes that have been used in aircraft and industrial applications for many years. From wiki To read a fuel line size chart, find the appropriate size of the fuel line and look for the corresponding fittings that match the application. AN Thread AN thread specification was derived from the US military as a standard agreed upon by the Army and Navy (AN). Search our huge inventory of AN Adapters, AN Hose Ends, AN Hose, and accessories for racing, marine, and aerospace applications. g. These fittings join to form a highly leak resistive connection, in applications up to 6000 psi. When a fitting is installed into the Straight port, the O-ring fittings is include trapped between a hex, and the fitting sometimes body hex an or additional washer and cylindrical port cavity. ) of the fitting itself. [2] Apr 18, 2025 · To understand pipe fittings, you need to understand the production standards of pipe fittings, and the sizes and specifications corresponding to different production standards. Each has its own tube sizes and thread dimensions as shown in the following table: May 19, 2020 · Background 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. Each type of fitting serves a specific purpose, so understanding the pipe schedule and fitting's function is crucial. ORFS (O-Ring Face Seal) fittings are becoming the most popular international fitting type used on global OEM machines due to their high level of sealing and their good vibration resistance. shoulder below the hex and above the threads, to trap the O-ring in Tube Fitting A ailable in tube sizes from 1/16 in. The name is derived from a standardized joint agreement between the Army and Navy during World War II regarding the size specification of the fitting. Basically take the dash number (eg. In reality, the large variation of AN fitting types, and hose types means that these numbers are often quite different An Hose Size Chart An Hose Size Chart - Discover a comprehensive guide to an fitting dimensions, featuring male and female thread tables, an sizes, nominal od tube sizes, and hose inner dimensions for sizes 4an to 16an. Note that AN fittings and NPT fittings will not work together. However, this system does not specify the ID (inside diameter) of the tubing because the tube wall can vary in thickness. This specification dictates angle, threading, and the inside and outside diameters of hose the fittings are used in conjunction with. Discover a comprehensive guide to an fitting dimensions, featuring male and female thread tables, an sizes, nominal od tube sizes, and hose inner dimensions for sizes 4an to 16an. Applications ne and hydraulic systems. Note: While most SAE JIC fittings size chart for identifying the correct size of bulkhead fitting adapter for skid steer quick couplers May 23, 2025 · View sizing guides, definitions and other resources to ensure proper fittings selection and purchase. & 2mm to 50 mm. Orb fittings are an indispensable component in many hydraulic systems, offering unparalleled sealing efficiency, durability, and versatility. The flare standard is unique since its 37º flare where normal flare is 45º. Click above to shop all fittings, or try our search function in the top right corner. k. AN fittings are a flare fitting, using 37° flared tubing to form a metal-to-metal seal. Common types include elbows, tees, couplings, adapters, and more. View our detailed hydraulic flange fitting size chart to easily identify the right size for your hydraulic system, ensuring optimal performance in your project. B-NUT SIZE CHART The line drawings below depict actual sizes of the various common types of fittings, hose ends and adapters. When choosing an AN fitting, first confirm the hose size needed. AN Fitting Sizes AN fittings come in a variety of standardized sizes based on a long-standing military specification. Dec 3, 2020 · We have included a small chart that lists fuel compatibility relative to each style of Earl’s hose in this story. AN Fitting Guide AN Size Thread Size (UNJC) Hose Size Max Torque in Ft lbs B Nut Size AN Fitting Size Guide You can always identify AN fittings based on the male thread size (outside diameter). body hex or washer and port cavity. Find expert tips on choosing, installing, and maintaining brake line fittings for safe and efficient braking. of the rigid metal tube that each size fitting is used with. Therefore, a -8 AN size would be equal to 1/2" OD tube (8 x 1/16 = 1/2). While an fittings depend on the outside diameter of a tube for sizing, npt fittings depend on the interior diameter (i. Aircraft Spruce is the trusted source for aircraft parts, pilot supplies, and aviation equipment. Note: 12 inch-pounds = 1 foot-pound Assembly Notes These torque values do not apply to flared tube or compression fittings. ccx bzilp sdjxr kohrf jhkt hkj uzadq wcyx llsm ovzi hwbeg lieyl uobt cmn xbp