M12 X 1.5

Polyamide locknuts: Polyamide hexagonal metric thread lock nuts are used to secure connectors in thin or non-threaded walls of boxes and cabinets. Made from specifically modified polyamide (PA6). Threads: Metric (EN60423) or PG (DIN40430). Free of halogens, phosphorus, and cadmium. self-destructive. Shock-resistant. Temperature range: -40ºC to +105ºC (150ºC in short term). Colour: Black.