Part# AN426AD-5-6
MFR Model# MS20426AD-5-6
Part No.TypeDia. x LengthQty./Lb.
AN426AD-5-62117 Hard5/32 x 3/81079


Note: quantities must be entered in decimal format. (i.e. 0.25 for 1/4, 0.50 for 1/2, etc). Minimum Purchase 1/8 lb. (qty .13).

"A" rivets are "soft". They are fabricated from 1100-grade aluminum and have a tensile strength of 16,000 PSI. "AD" rivets are fabricated from 2117 aluminum and heat treated to the T4 condition. They have a shear strength of 26,000 PSI and a tensile strength of 38,000 PSI. Prices below are for 1lb. quantities. All rivets can be purchased in 1/4 lb. (use qty .25) and 1/8 lb. (use qty .13) packages. AN470 (MS20470) AN426 (MS20426).

AN426 are 100 rivets.

10% Discount for 5 lbs of rivets or more (per PN).

In The Box

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Kevin B Verified Purchase


September 21, 2022

Good quality, thanks

Daniel E Verified Purchase


February 8, 2022

fast shipping was the standout quality for this order, Gotta love Aircraft Spruce and supply!!

April 2, 2021

I always feel bad when I put in an order thats got a lot of different items like this. I feel bad knowing someone has to 327 426AD 3-2, 651 426AD 3-2.5 rivets. But they still ship right away. Thankful to be able to order the small stuff by the 1/8 of a pound.

David A
February 16, 2021

Just what I needed.

Bob F
January 29, 2021

Great product- super fast delivery

John A
August 11, 2020

Fast shipping and good items~~~~~~~~~~~~~!

Yongho K
May 14, 2020

These are great! They are just like the ones I had before I ran out. I would highly recommend these for your next project. Thanks Aircraft Spruce.

Paul G
April 25, 2020

They are AN426 rivets! What do you mean by “view”?

Charles E
April 2, 2020

Excellent! Easy to find on site, fast shipping, nicely packaged, good service

Frank A
February 10, 2020


Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: What is the countersunk degree of the head of part number AN426AD-4-8 and please confirm that this is alloy 2117-T4?

Per the tech data sheet, the rivets have 100* countersink, and the hard "AD" rivets are made from 2117-T4 aluminum.

Q: About how many solid AN426AD-3-2 Rivets are in a 1/4 pound?

Approx 1200.

Q: Which tool would I use to install these rivets?

Several tools would be needed. A rivet gun with a flush rivet set, an air compressor, and a bucking bar to start. There are also rivet squeezers, and benchtop rivet fixtures. There are several tools and accessories to choose from.

Q: On AN426AD what does the AD stand for?

AD rivets are fabricated from 2117 aluminum and heat treated to the T4 condition. They have a shear strength of 26,000 PSI and a tensile strength of 38,000 PSI.

Q: What is the length tolerance for AN426AD-4-3 ?

This is +/- .010.

Q: Hello, can you please tell me the head diameter of Rivet AN426AD-5-5 ??? And are they plain-faced? I would prefer rivets without trade marks stamped on their heads.

|The diameter is .275" and there are no markings on the head.

Q: I will be calling in an order for AN426AD-5-5 flush-head rivets. I will be needing about three hundred rivets.. How many in a 1/4-pound bag, approximately?? Any idea?

Approx 306 rivets per 1/4 lb of AN426AD-5-5.

Q: What is the smallest amount of rivets that you allow to be purchased by weight?

0.13 LBS.

Q: What is the countersunk head angle of the product ALUMINUM RIVET MS20426A-4-4?

These have a 100 degree countersink.

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