Cable Gland Lock Nuts are sold in a group of 3 parts. The Polyamide Lock Nut works with two other parts to create one assembly called a multi slot cable gland.
And EDPM (ethylene propylene diene monomer rubber).
High precision, bespoke manufacture of Cable Gland Lock Nuts to customer specification. State of the art facilities specialising in both small batch prototyping and large scale manufacture.