It was well packed with grease, so no lubrication problems. The material appears to be nylon, but could be something else. Whatever it is, it appears unworn, unlike the motor shaft which is knackered. alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx www.alanstepney.info Model Engineering, Steam Engine, and Railway technical pages. ----- Original Message ----- From: "R.L. Roebuck" <rlr20@xxxxxxxxxxxxx> To: <modeleng@xxxxxxxxxxxxx> Sent: Wednesday, August 11, 2004 1:31 PM Subject: [modeleng] Re: Gear wear Was the gear pair lubricated with anything? Is the nylon gear actually nylon, or is it some kind of glass or ceramic filled plastic? Rich. MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.