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PennEngineering
All Categories > ATLAS® Brand Rivet Nuts > Atlas MaxTite® Rivet Nuts > Countersunk Head > Countersunk Head Threaded Insert - Open End Keyed - Unified > Part # AENM31K406  

Part # AENM31K406, Countersunk Head Threaded Insert - Open 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

M 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

21.5 lb

Fastening

Installed

Thread Specification

3B per ASME B1.1

Standard Material

300 Series Stainless Steel

Standard Finish

Passivated and/or tested per ASTM A380

CAD Supplier

PennEngineering® (Atlas®)



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