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1980470 Grub Screw1. What is it?
A grub screw is a small screw without a head. It is tightened using an Allen key.
2. Where is it used?
Used in AR (Annovi Reverberi) high-pressure pumps
Mostly used to hold small parts in place, like:
Valve guides
Small pins
Alignment parts inside the pump body
3. What does it do?
Locks parts so they don’t move
Keeps internal pump components aligned
Prevents vibration or slipping inside the pump
4. When to replace it?
Thread is damaged
Screw is loose and cannot tighten
Rusted or worn out
5. Simple Tip
Always tighten a grub screw gently but firmly with the correct size Allen key.
Rating (1)
Get specific details about this product from customers who own it.
deepak singh
2 years agoGood Product

