Well, spent this morning going to 2 homedepots , rona, C.T., Fastenal, and Lowes got some stainless steel #10 pan head stainless screws for my danner oop: mag 18
the only nylon ones H.D. had were 10-24 and 10-32, too fine a pitch for what i needed, although i would prefer nylon the staines might buy me some time, did not want to buy a new pump :?