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Remember my Conklin Nozac Q.F.?

Part of my reason for restoring this pen’s filler when I did was that I was then sitting on two, count ‘en TWO, in the queue for clients. I needed to refine my procedures. Well, I’ve finished those two, and I’ve really learned a lot about the best way to handle the Q.F.

Among other things, I’ve learned the hard way that another almost-always requirement is a new nut for the business end of the plunger shaft. When an original shaft rusts away, it leaves part of itself inextricably embedded in the nut — if the nut is still there, at least. So I found myself turning tiny hard rubber parts on the lathe. One more little item was the packing cartridge that I designed for these pens. Their packing is unique, and I worked out a complete cartridge so that I could use the same O-rings that I use for Sheaffer pens. (This makes the Nozacs more easily reparable if the O-ring gives out a few decades hence.)…

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