Part # AESS25B380, Flathead Threaded Insert - Closed End Keyless

Designed for high load applications. Available with rib, key or full hex features for high torque applications.
Both UNC and UNF threads available in No. 10 and larger thread sizes. Check for availability of other grip ranges and designs.

Unit of Measure

Thread Size	N/A 1/4-20
Grip Range	N/A .320 - .380 in
Identification Mark	N/A 5 Rad.
B ± .015	N/A .475 in
C Nom.	N/A .058 in
øD + .000 - .004	N/A .332 in
E Max.	N/A .382 in
F + .005 -.000	N/A .054 in
L ± .015	N/A 1.25 in
K Ref.	N/A .445 in
Install Drill Size Ref.	N/A Q
Install Hole Size Min.	N/A .332 in
Install Hole Size Max.	N/A .338 in
Pull Up Factor	N/A .095 in
Weight per 1000	N/A 12.6 lb
Fastening	N/A Uninstalled
Thread Specification	N/A 3B per ASME B1.1
Standard Material	N/A 430 Series Stainless Steel
Standard Finish	N/A Passivated and/or tested per ASTM A380
CAD Supplier	N/A PennEngineering® (Atlas®)

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Thread Size