Originally Posted by icemilkcoffee

As luck would have it, the nut holding the leather gasket fell off today and I had to take apart my $10 Silca pump. In the process of taking it apart, I notice that the black plastic piece on top has one of the 2 threaded holes stripped out. The screw is just barely hanging on.
And guess what, that is the one part that Silca doesn't sell. They'll sell you the generic nut and washer for $9, but they won't sell you the plastic cap held on by two tiny self tapping screws.