Description
flower nut inserts are deformation-style threaded fasteners for materials that need a broad backside grip rather than a small crimp point. The Specialinsert metric Flower-Nut installs into a prepared hole and opens behind the panel as the setting force is applied, creating an internal machine thread in soft laminates, wood, composites, plastics, and sheet materials.
flower nut applications
Use this insert when a panel needs a reusable metric thread but the substrate is too soft, thin, or layered for a conventional tapped hole. The flower-style deformation spreads load over several legs behind the material, helping the fastener hold in plastic, wood, resin, composite, thermoset, thermoplastic, and light sheet applications. For adjacent insert styles, browse fasteners and hardware.
installation and selection
Confirm the metric thread, material thickness, hole size, and tool style before ordering. A properly set insert should seat cleanly on the face side while the back side forms a stable expanded shape. The part is useful when a screw will be removed and reinstalled during service, or when the assembly needs a cleaner thread than a wood screw or sheet-metal screw can provide.
flower nut specifications
| Property | Value |
|---|---|
| SKU | SPE-TC-F-M |
| Brand | Specialinsert |
| Product family | Flower-Nut |
| Thread format | Metric |
| Material reference | Zinc plated mild steel |
| Installation style | Deformation threaded insert |
| Typical substrates | Soft laminates, wood, composites, plastics, sheet materials |
Choose this insert when the joint needs metric internal threads and a broad expanded backside form. For manufacturer background, visit Specialinsert.
Need Help?
Need help matching a Flower-Nut to thread size, panel thickness, or setting tool? Call (800) 220-1966 or email [email protected].








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