The bolt diameter is measured in 1/16-inch increments. NAS bolts are used for airplane construction.
How are aircraft bolts measured?
The length of AN aircraft bolts is measured from under the head to the end of the shank. The “grip” is the unthreaded portion of the shank.
In what fractional increments are the diameter and length of a standard bolt measured?
U.S. standard numbering systems list diameter sizes 0, 1, 2 ,3, 4, 5, 6, 7, 8, 9, 10, 12, 14 and 16, and fractional sizes from 1/4″ to 2″ in 1/16″ increments, followed by a dash and the threads per inch (from about 6 to 80), and the length.
What size is a AN3 bolt?
AN3 bolts have a 10-32 thread with a 3/16″ shank diameter. All sizes of AN3 bolts have a 0.406 inch thread length, regardless of grip length.
How do you measure bolt size?
To measure the diameter of screws and bolts, you measure the distance from the outer thread on one side to the outer thread on the other side. This is called the major diameter and will usually be the proper size of the bolt.
What size bolt is 3 16?
American Screw Sizes
What are the 4 dimensions of a bolt?
A U-bolt is measured by four dimensions: the length, the hook, the diameter, and the thread length.
What is the length of a an4 7?
|Locking Mechanism||Drilled Shank|
What size is a AN6 bolt?
AN6 bolts have a 3/8-24 thread with a 3/8″ diameter shank. All AN6 bolts have a 0.641 inch thread length, regardless of grip length.
How long is an an3 10A bolt?
|FASTENER LENGTH||1.016 INCHES MINIMUM AND 1.062 INCHES MAXIMUM|
|FEATURES PROVIDED||FINISHED HEAD|
|GRIP LENGTH||0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM|
|HARDNESS RATING||26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL|
What size is an an3?
Plumbing Basics – AN Fittings & Hoses
|AN Size||Hose i.d. – Tube o.d.||SAE Thread Size|
|-3||3/16 in.||3/8 in.-24|
|-4||1/4 in.||7/16 in.-20|
|-5||5/16 in.||1/2 in.-20|
|-6||3/8 in.||9/16 in.-18|
What is a bolt shank?
The shank is the threadless part of the bolt between the head and thread. There are two main ways of using the shank of the bolt. One is to make the shank increase the shearing capacity. … When bolts are being used as tension bolts, they should be more elastic than the joint members.
What is the grip length of a bolt in aircraft?
The part numbers for aircraft bolts are preceded by NAS, MS or AN. Find the last digits of the NAS- or MS-part number for the given bolt in question. The digits will follow either an A, L or a dash. Divide the number by 16 to find the grip length in inches.