Our dark brown polyimide (PI) resin hexagon lock nut is a high-performance engineering-plastic fastener engineered for applications where metal nuts fail. The polyimide lock nut combines heat resistance up to 300°C, outstanding electrical insulation and broad chemical resistance, making it ideal for high-temperature and electrically sensitive assemblies.
| Product Name | Hexagon Lock Nut |
| Material | Polyimide (PI) Resin |
| Color | Dark Brown |
| Size Range | 1/4"– 1-1/2" (custom available) |
| Temperature Range | -269°C to +300°C |
| Thread | Metric coarse / fine, UNC, UNF |
| Standard | ASME B18.16.6/DIN 985 / DIN 934, OEM |
| Finish | Natural (molded) |
Aerospace, semiconductor equipment, electrical & electronic assemblies, high-temperature ovens, chemical processing, medical devices and automotive under-hood components.
Small MOQ available. Standard export carton and poly bag packing, or as per customer requirement. Fast lead time and OEM / ODM service welcome.