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All Categories > ATLAS® Brand Rivet Nuts > Atlas MaxTite® Rivet Nuts > Countersunk Head > Countersunk Head Threaded Insert - Closed End Keyed - Unified > Part # AEA31KB406  

Part # AEA31KB406, Countersunk Head Threaded Insert - Closed End Keyed - Unified


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  • Designed for high load applications. Countersunk feature allow fastener to be installed flush with sheet surface.
  • Both UNC and UNF threads available in No. 10 and larger thread sizes. Check for availability of other grip ranges and designs.





 Specifications   

Thread Size

5/16-18

Grip Range

.331 - .406 in

Identification Mark

3 Rad.

B Ref.

View
.656 in

C Max.

.104 in

øD + .000 - .004

.413 in

E Max.

.505 in

F + .005 -.000

.120 in

J Ref.

.940 in

K Ref.

.565 in

P - Keyway Width + .003 -.000

.128 in

H - Keyway Height

.097 - .102 in

Install Drill Size Ref.

Z

Install Hole Size Min.

.413 in

Install Hole Size Max.

.423 in

Pull Up Factor

.120 in

Weight per 1000

10.2 lb

Fastening

Installed

Thread Specification

3B per ASME B1.1

Standard Material

6053 Aluminum or 6061 Aluminum

Standard Finish

Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant

CAD Supplier

PennEngineering® (Atlas®)



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