If your fitting has a convex 37 degree flare at the end the threads will tell you the an size and vice versa. This article will explain the an standard and explain how our stainless steel lines and an fittings meet the specification perfectly as do most of the an fittings and stainless steel lines sold by our competitors.

6 Straight Female O Ring E Z Clip Fitting
6 an fittings size. Thread size chart for an fittings. Do not use an fittings with different flare type fittings. 1 38 1 4564 28. Use this handy chart to determine the an fitting size based on corresponding thread sizes. The numbers assigned equal the size in 116 inch increments. Huge selection over 100000 products from the top performance brands.
The pit stop usa difference were the experts we help you find a way to win. Sometimes we encounter some confusion about the an specification. 1 34 2 332. What size are they really. In bolts the number refers to the diameter of the bolt whereas in a fitting it refers to the od of the tube and thereby have different threads. Each an size refers to the outer diameter od of the tube or inner diameter id of the hose that its used with.
These are the same thread sizes that have been used in aircraft and industrial applications for many years. Hose size chart fractional equivalent all dimensions are in inches unless otherwise noted. For some odd reason the automotive industry wants to make an fittings sound like something special. These sizes are constant regardless of brand hose type or fitting configuration. 1 12 1 1316 32. For example an6 bolt has a 3 8 24 thread whereas an an6 fitting has a 9 16 18 thread.
Each an size number has its own standard thread size see column three of the chart. Note that an threads are different for bolts and fittings. Using your automotive hose size choose from the chart below to find the an equivalent for hose hose ends and adapter fittings. A 38 standard hose equals 6 an. Standard automotive hose size. Hose fittings accessories diff breather stainless hose clamps crimp type 10pk oil restrictors o rings viton 5pk p clips line separators aluminium p clamps cushioned p clips 5pk line separators panel mountable line separators replacement olives 200 series hose ends 5pk 600 series tube adapters olives 5pk washers.
An fittings and stainless steel lines. Find an hose with 6 an hose size and get free shipping on orders over 99 at summit racing. 1 18 1 716 24. As mentioned earlier you can always identify an fittings based on the male thread size outside diameter. This will cause leaks and damage to the fittings. An equivelent hose size.
An fittings use a 37 degree flare as the sealing surface.
Gallery of 6 An Fittings Size

