Do not use an fittings with different flare type fittings. Sizes for rigid tubes were already standardized with sizes called out by tubing od 316 12 etc.
Garden Hose Repair Fittings At Lowes Com
What is an an fitting. Over the years we have received quite a few inquiries regarding an fittings. Understanding port threads adapter fittings and line sizes. The two are interchangeable in theory though this is typically not recommended due to the exacting specifications and demands of the aerospace industry. For example an an 2 fitting will fit a tube with an od. A fitting listed at 3 dash three refers to the inside diameter of the fitting for instance a 3 an would fit a metal tube outside diameter of 316 inch. These fittings are made to meet strict performance standards related to the aeronautical industry.
An stands for army navy. Military to set a common standard for designating hose size. An fittings also known as armynavy were originally developed as a military standard that dates back as early as world war ii. 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. An fittings use a 37 degree flare as the sealing surface. An fittings are manufactured to meet above standards.
An fittings are a flare fitting using 37 flared tubing to form a metal metal seal. The designation an stands for armynavy and calls out military specifications milspec for dimensional standards of hydraulic lines hose end connectors and port adapter fittings. They were originally used in the aerospace industry. The size specifications were established by the military back in world war ii. Of 216 or 18 while an an 8 fitting will fit a tube with an od. This standard of measurement is based on the nominal outside diameter od of the rigid metal tube that each size fitting is used with.
Military in aviation applications. An specifications are a popular standard met by all companies that manufacture an style performance fuel hose and accessories. Historical context of the an fitting an stands for air force navy aeronautical design standards also known as army navy that are used in us. An army navy sizing was established many years ago by the us. Armed forces a for army and n for navy describe the outside diameter od of tubing in 116 inch increments. An air force navy aeronautical standard and and air force navy aeronautical design standard are standards used by the us.
Of 816 or 12. They are similar to other 37 flared fittings such as jic which is their industrial variant. An sizes originally developed for use by the us. An hose sizes were designed to match the id sizes of these rigid tubes.
Gallery of What Is An An Fitting
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