Leak at the PRV on a PRL 5020


MODEL NUMBER PRL 5020. The plastic nut has cracked and cannot close the pressure release valve. Can I purchase a new one, and if so, where?

Comments for Leak at the PRV on a PRL 5020

Click here to add your own comments

Apr 25, 2018
Regulator for PRL 5020
by: Doug in s.d.ca.


You might want to read up on the subject, here:


And, if you are not familiar with pipe sizes, (they aren't what you might think) check this:


Then you can just google "four port regulator" and look for something that will fit.

Good luck.

Apr 24, 2018
Plastic cap
by: Anonymous

Yes part 17 it has a plastic black top that has cracked and wont screw down part number ac-0076

Apr 24, 2018
Devlisbliss pro air compressor
by: Anonymous

The model number of my compressor is PRL 5020. The part that is not working is REGULATOR 4PORT P1P2 AC-0076 The black plastic cap broke off the part is obsolete is there a work around

Apr 24, 2018
PRV leak?
by: Doug in s.d.ca.

Please go here:


and find the part you are talking about, and let us know the number.

I suspect you're looking for part of 17, which is the regulator. There is no plastic on the PRV, which is 12.

Click here to add your own comments

Add your own question or comment. It's easy to do. How? Simply click here to return to Devilbiss Compressor Issues.