Please reach out to Samtec because this part has been provided by the manufacturer. For more information about this part, please visit this Samtec page: https://www.samtec.com/products/seam-20-11.0-l-08-1-a-k-tr
You may also contact their support team here https://www.samtec.com/support and request the part's footprint for Altium.
If you have other questions please don't hesitate to reach out to us.
Answered 1 month, 3 weeks ago.