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Aeronautical Standard AN818 Series Flared Tube Nut

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 sleevesMS24392 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.

Aeronautical Standard AN818-2 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-2
Material
Steel
Tube OD
.125"
Thread
.3125-24UNJF-3B
Price
$10.30
$6.44 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-2D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-2D
Material
Aluminum Alloy
Tube OD
.125"
Thread
.3125-24UNJF-3B
Price
$1.71 (Each)
(Sold in increments of 1)

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Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-3 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-3
Material
Steel
Tube OD
.188"
Thread
.3750-24UNJF-3B
Price
$0.83
$0.71 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-3D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-3D
Material
Aluminum Alloy
Tube OD
.188"
Thread
.3750-24UNJF-3B
Price
$1.02
$0.63 (Each)
(Sold in increments of 5)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-4 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-4
Material
Steel
Tube OD
.250"
Thread
.4375-20UNJF-3B
Price
$4.36 (Each)
(Sold in increments of 1)
Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-4D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-4D
Material
Aluminum Alloy
Tube OD
.250"
Thread
.4375-20UNJF-3B
Price
$1.02 (Each)
(Sold in increments of 5)
Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-4J Stainless Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-4J
Material
304 Stainless Steel
Tube OD
.250"
Thread
.4375-20UNJF-3B
Price
$3.07
$1.69 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-5 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-5
Material
Steel
Tube OD
.313"
Thread
.5000-20UNJF-3B
Price
$1.88
$1.18 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-5D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-5D
Material
Aluminum Alloy
Tube OD
.313"
Thread
.5000-20UNJF-3B
Price
$2.02 (Each)
(Sold in increments of 1)
Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-5J Stainless Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-5J
Material
304 Stainless Steel
Tube OD
.313"
Thread
.5000-20UNJF-3B
Price
$3.71
$1.70 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-6 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-6
Material
Steel
Tube OD
.375"
Thread
.5625-18UNJF-3B
Price
$4.79 (Each)
(Sold in increments of 1)
Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-6D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-6D
Material
Aluminum Alloy
Tube OD
.375"
Thread
.5625-18UNJF-3B
Price
$2.34 (Each)
(Sold in increments of 25)

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Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-6J Stainless Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-6J
Material
304 Stainless Steel
Tube OD
.375"
Thread
.5625-18UNJF-3B
Price
$4.21 (Each)
(Sold in increments of 1)

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Qty
Certification
Country of Origin: United States
Aeronautical Standard AN818-8 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-8
Material
Steel
Tube OD
.500"
Thread
.7500-16UNJF-3B
Price
$5.33
$3.73 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-8D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-8D
Material
Aluminum Alloy
Tube OD
.500"
Thread
.7500-16UNJF-3B
Price
$3.05 (Each)
(Sold in increments of 5)

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Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-8J Stainless Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-8J
Material
304 Stainless Steel
Tube OD
.500"
Thread
.7500-16UNJF-3B
Price
$3.74
$2.80 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-10 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-10
Material
Steel
Tube OD
.625"
Thread
.8750-14UNJF-3B
Price
$6.39 (Each)
(Sold in increments of 1)

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Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-10D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-10D
Material
Aluminum Alloy
Tube OD
.625"
Thread
.8750-14UNJF-3B
Price
$4.75 (Each)
(Sold in increments of 1)

Hover for Qty Pricing
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-10J Stainless Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-10J
Material
304 Stainless Steel
Tube OD
.625"
Thread
.8750-14UNJF-3B
Price
$15.46
$8.50 (Each)
(Sold in increments of 1)
Qty
Certification
Same Day Ship
Country of Origin: USA
Aeronautical Standard AN818-12 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-12
Material
Steel
Tube OD
.750"
Thread
1.0625-12UNJF-3B
Price
$16.36 (Each)
(Sold in increments of 1)

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Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-12J Stainless Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-12J
Material
304 Stainless Steel
Tube OD
.750"
Thread
1.0625-12UNJF-3B
Price
$17.70 (Each)
(Sold in increments of 1)

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Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-16 Steel Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-16
Material
Steel
Tube OD
1.00"
Thread
1.3125-12UNJF-3B
Price
$24.88 (Each)
(Sold in increments of 1)
Qty
Certification
Country of Origin: USA
Aeronautical Standard AN818-16D Aluminum Nut, Tube CouplingView DetailsEnable JS
Part Number
AN818-16D
Material
Aluminum Alloy
Tube OD
1.00"
Thread
1.3125-12UNJF-3B
Price
$13.42 (Each)
(Sold in increments of 1)

Hover for Qty Pricing
Qty
Certification
Country of Origin: USA
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