Aeronautical Standard AN818 Series Flared Tube Nut
Use this high-quality Aeronautical Standard AN818 Series Flared Tube Nut for a leak-free solution on your aircraft. Available in either steel or aluminum alloy, each AN818 tube nut comes in multiple thread sizes to suit your unique needs. Pick out your preferred steel or aluminum coupling nut and then enjoy quantity pricing if you need to stock up on multiples. These nuts are designed to be used with MS20819 sleeves, MS24392 unions and AN821 90° Bent Elbows (also available at SkyGeek) using the same dash number. If you aren't sure which parts to purchase, you can always reach out to us at 888-759-4335 or use our Help Center. AN818 coupling nuts can be ordered with a certification for your records from SkyGeek.com.