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OEM Fastening Systems | Special Components & Fastening Systems
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  • Provides strong external threads in blind applications.
  • Easy to install using spin/spin tooling.
  • The standard is assembled with an AEL insert but can also be assembled with an AEK or an AEH insert.
  • Other materials available.
Unit of Measure

Thread Size

 N/A 5/16-18

Grip Code

 N/A 312

Grip Range

 N/A .150 - .312 in

B ± .015

 N/A .685 in a1043.jpg

C Nom.

 N/A .035 in

øD Max.

 N/A .530 in
Stud Length L Nom. (at Max. Grip)1 N/A .530 in

M Ref.

 N/A .540 in

Hole Size in Sheet + .006 - .000

 N/A .531 in

Fastening

 N/A Installed

Thread Specification

 N/A 2A per ASME B1.1

Standard Material

 N/A Insert - Low Carbon Steel, Stud - Heat-treated carbon steel

Standard Finish

 N/A RoHS Compliant Zinc Yellow

CAD Supplier

 N/A PennEngineering® (Atlas®)
  • 1 The “L” dimension is the height of the installed stud at max grip. The height of the stud will increase if it is installed into thinner material. To calculate “actual L” use this formula: max grip - actual grip + L = “actual L”
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