On the shop floor, I know a reliable fastener can make or break an assembly. The m5 round knurled thumb nut is designed for fast, tool-free hand tightening and secure vibration resistance. I offer this as an ODM-ready solution and as a Factory-direct supplier, so you get consistent quality and short lead times. It features a knurled grip for easy finger torque, precise M5 threads, and material options like stainless steel or zinc alloy for corrosion resistance in harsh environments. Whether you’re prototyping or mass producing, this thumb nut saves time, reduces tool wear, and improves repeatability. I can tailor finishes, coatings, or packaging to your spec, as part of an ODM partnership. With strict QC and traceable lot data, I stand behind the performance from electronics to automation. Tell me your quantity and tolerance needs, and I’ll craft an offer that fits your project.
An M5 round knurled thumb nut enables quick, tool-free fastening for electronics enclosures, panels, and adjustable assemblies. The round knurled grip provides strong, slip-resistant handling even with gloves, while the precise internal thread and smooth bore ensure reliable engagement with M5 screws under varying torque. This combination speeds assembly, reduces the risk of overtightening, and protects delicate components in tight spaces. With durability, corrosion resistance, and clean aesthetics, these thumb nuts set a practical standard for compact fasteners in modern equipment. Global buyers value consistent quality, tight tolerances, and flexible supply options. Look for stainless steel or zinc alloy constructions with protective finishes, and certifications such as RoHS. A reliable supplier should offer short lead times, small-volume orders, and customization in coatings or packaging to fit your assembly lines. Additional services like pre-assembly kits and QA documentation further minimize downtime and total cost of ownership. By choosing components that combine grip, reliability, and scalable supply, buyers can streamline procurement across markets and applications.
| Attribute | Value | Unit | Notes |
|---|---|---|---|
| Head diameter | 12.0 | mm | Knurled head outer diameter |
| Head height | 5.0 | mm | Head thickness |
| Knurl diameter | 9.5 | mm | Outer diameter of knurled area |
| Thread size | M5 x 0.8 | - | Standard metric thumb nut thread |
| Material | 304 Stainless steel | - | Grade A2 stainless |
| Finish | Satin | - | Surface finish |
| Tensile strength | 520 | MPa | Typical value for A2 stainless |
| Yield strength | 205 | MPa | Typical value |
| Hardness | 80-85 | HRB | Average hardness range |
| Ra (surface roughness) | ≤0.8 | µm | Manufacturing specification |
| Operating temperature | -50 to 150 | °C | Range of operation |
| Compliance | RoHS, REACH | - | Regulatory compliance |