7211-486 is a polyamide locknut designed for NPT 1/2" threaded applications in cable gland and electrical enclosure assemblies. The nut is manufactured from polyamide 6 reinforced with 25% glass fiber, providing excellent mechanical strength and durability. It features a thickness (E) of 6 mm and a wrench size (SW) of 27 mm, with stainless steel construction available as an alternative. The product operates reliably across a temperature range of -40°C to +100°C (-40°F to +212°F), making it suitable for both indoor and outdoor installations. This locknut is commonly used in industrial control panels, machinery enclosures, and telecommunications equipment where secure cable entry and environmental sealing are required.