CSN-40

Countersunk pot magnet

Ø 40 mm, strength approx. 52 kg
promptly deliverable

Description

Bestseller: More than 250 000 sold!
This magnet in a steel pot has a countersunk borehole and can be fastened with a countersunk screw. It is especially popular with our customers in the machine building and advertising industries, plant construction, electrical engineering and precision technologies. It is also often used in private households.
Read about more features and tips

Technical data

Article ID CSN-40
EAN 7640155431637
Material NdFeB
Pot diameter D 40 mm
Total height H 8 mm
Borehole d1 5,5 mm
Countersinking d2 11,7 mm
Countersinking t 3,1 mm
Tolerance +/- 0,1 mm
Coating Nickel-plated (Ni)
Steel Q235 (China)
Magnetisation N38
Strength approx. 52 kg (approx. 510 N)
Max. working temperature 80°C
Weight 65 g
PDF data sheet

Additional features and tips


Click to enlarge
The graph shows the maximum adhesive force in kg (y axis) at various distances in mm (x axis) between pot magnet and counterpart (steel plate).
Example: At a 2 mm distance between pot magnet and steel plate the maximum adhesive force is still around 10 kg.

Click to enlarge
The following screws fit into the CSN-25, CSN-HT-25, CSF-25, CSN-32, CSN-HT-32, CSF-40 as well as CSN-40:

  • Countersunk wood screw with groove: DIN 97 (5 mm)

  • Recessed countersunk flat head screws (machine screw): ISO 7046-2 M5 (5 mm)

  • Countersunk torx screws (machine screw): ISO 14581 M5 (5 mm)

  • Hexagon socket countersunk flat head screws (machine screw): ISO 10642 M5 (5 mm)

The answer to why you can arrange pot magnets only side by side can be found under our FAQ.

Customer applications that use this product