Fits the following models [?]
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Spray Arm Lock Nut
Get your upper dishwasher basket back into top form with the help of this replacement lock nut. This is a genuine Miele spare part and has been made to fit the select models of dishwashers in the list of appliances.
This is Miele spares reference: 4747370
How to replace dishwasher spray arms
This video should help with fitting this part. However, the exact layout and fitting technique may differ for your make and model.
Be safe - always unplug any appliance from the electricity supply before carrying out any work on it.
If you are in any doubt contact a qualified repairer.