PDP-11/34 rails?

Todd Goodman tsg at bonedaddy.net
Sun Mar 5 09:48:31 CST 2017

* Noel Chiappa via cctalk <cctalk at classiccmp.org> [170304 22:34]:
> Anyway, I've seen BA11-K boxes with several different kind of mounting
> slides.
> The tall, grey-coated ones are made by Chassis Trak, a division of General
> Devices of Indianapolis. The 4 I looked at, all idential looking (except for
> handedness), all had different numbers on the CT sticker, so I don't know what
> the model number is! This one says '060RH'.
> BTW, does anyone know that they grey coating is? Is it some sort of phosphate
> plating, or perhaps some sort of early powder coat, or what? Mine are rusty,
> and I'd like to blast them and get them re-coated, but I can't figure out
> what that coating is.
> 	Noel

The gray phosphate/nitrate coating sounds like Parkerizing.

Gun parts places have home kits for doing the same (such as Brownell's

But there are other coatings that might be easier to use such as
or even easier might be Duracoat

I haven't seen the coating you're talking about so I could be way off
base too...


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