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 581240 is a metric insulating locknut featuring an M40X1.5 thread and an IP68 protection degree. This component operates within a minimum ambient temperature of -30°C and a maximum ambient temperature of +100°C, with dimensions of 55x55x8 mm and a net weight of 0.02 kg. Manufactured in accordance with Reg. EU 2023/988 (GPSR), the product carries EAN code 8014950016921 and requires a minimum order quantity of 20 units. Submit an RFQ with your 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 581240. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.