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Optimal Application Engineering

Design the most cost effective fastening solution.

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Inserts in Plastic

Thank you for choosing SPIROL's Online Application Engineering service.  Please fill out as much information as you have about your application and we will respond with our best solution.  If you need immediate assistance, please contact us at Tech Support or call a SPIROL representative at one of our Global Locations.


  1. Clearly describe the application and the desired function of the insert:
    Please upload up to 6 drawings of mating parts.






    (Valid file types include: 2D/3D drawings, images, Microsoft Office, .pdfs - Max file size: 500K)
  2. What are the primary objectives of this application study? (Check all that apply)
    new application (need best design)
    product redesign
    reduce component cost
    reduce installation cost
    prevent product failure
    reduce hole preparation cost
    other (please describe)
  3. If an existing application please describe the current inserts used and cost.
  4. What is the hole size(s)and tolerances
    Can this be changed? Yes No
    Describe limitations:
  5. What is the thickness and diameter of the host material?
  6. What thread size is desired?
    If other:
    If other:
  7. What is the material of the host components?
    ABS
    Poly Carb
    Delrin
    Nylon 6/6
    Noryl
    Fillers, Describe
    Other, Describe
  8. What is the method of installation?
    Would you like our recommendation? Yes No
  9. Describe any corrosive and/or temperature considerations or special finish/color requirements.
  10. Performance requirements (check all that apply)
    Rotational torque
    Tensile/pull out force
    Jack-out force
    Back out force
  11. Other special performance requirements, Please specify.