Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Palazzoli
The Palazzoli part number 581216 is an M16X1.5 metric threaded locknut manufactured from insulating material with an IP68 protection degree. This component operates within an ambient temperature range of -30°C to +100°C and conforms to Reg. EU 2023/988 (GPSR) standards, featuring dimensions of 25x25x5 mm and a net weight of 0.01 kg. Each minimum order quantity consists of 50 units identified by EAN code 8014950016884. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Palazzoli references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Palazzoli 581216. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.