Expansion Nuts

 3 - Single impression - keyhole (standard for coarse threads)
• 5 - Tapped barrel (increases joint strength)
• D - Tapered design (IPTS) (alternative body style)
• E - Rolled legs, robotics style (design assists in automated
assembly)
• F - Screw engages outer arm (increases retention)
• K - Box shaped design (accommodates wider panel range)     

Used to attach components to a panel with rectangular holes
• Fast, vibration-resistant attachment in blind or center-panel locations where only one side is accessible
• Snap easily into rectangular holes and are self-retained by spring legs
• Nut is pushed into the hole, panel is positioned and screw driven
• Available in box or robotics style designs
• Used on sheet metal to sheet metal attachments (great for attaching components and accessory equipment)
• Expanded spring legs lock over the panel and provide a double-locking action on the screw (supplying the joint strength)