Part # AEA25K331, Countersunk Head Threaded Insert - Open End Keyed

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	All Categories Countersunk Head Threaded Insert - Open End Keyed - Unified


All Categories > ATLAS® Brand Rivet Nuts > Atlas MaxTite® Rivet Nuts > Countersunk Head > Countersunk Head Threaded Insert - Open End Keyed - Unified > Part # AEA25K331


	Part # AEA25K331, Countersunk Head Threaded Insert - Open End Keyed - Unified

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.

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Countersunk Head Threaded Insert - Unified 2

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Specifications

Thread Size

1/4-20

Grip Range

.271 - .331 in

Identification Mark

3 Rad.

A ± .015

.875 in

B Ref.

.529 in

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C Max.

.089 in

øD + .000 - .004

.332 in

E Max.

.382 in

F + .005 -.000

.054 in

P - Keyway Width + .003 -.000

.062 in

H - Keyway Height

.056 - .058 in

Install Drill Size Ref.

Install Hole Size Min.

.332 in

Install Hole Size Max.

.338 in

Pull Up Factor

.095 in

Weight

3.8 lb

Fastening

Uninstalled

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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		PEM ATLAS Bulletin

Part # AEA25K331, Countersunk Head Threaded Insert - Open End Keyed - Unified

Thread Size

Grip Range

Identification Mark

A ± .015

B Ref.

C Max.

øD + .000 - .004

E Max.

F + .005 -.000

P - Keyway Width + .003 -.000

H - Keyway Height

Install Drill Size Ref.

Install Hole Size Min.

Install Hole Size Max.

Pull Up Factor

Weight

Fastening

Thread Specification

Standard Material

Standard Finish

CAD Supplier