The Request Close icon shows three rounded square nodes, two connected vertically, with a bold X above the right side. Drawn in the line style on a 24px grid so its geometry stays clear at small sizes. Use it for cancel-request actions, rejected connections, workflow removal, and error states. It belongs to Outlined Line - Streamline Material Free free set in the Streamline Material family.
Same category - from the Outlined Line - Streamline Material Free