The Home Machinist!

Back to back dimensions are concerned with track and switch clearances.

With no flange, the only issues are with the chassis, rods and valve gear, right?

Well,
Like the three blind guys in the Bond movie, he just follows the fellas ahead, and the guys behind keep him “on track.”

It’s always handy to put a Union in the line near the cock to help assembly and disassembly without taking the whole line apart.

These guys have all kinds of random sizes:
https://www.ebay.com/itm/125722841634

Website returning 404 error 10:35 am CST, 11/29

Thank you!

Is there a thin viscosity motor oil that would work?

Just thinking about how many different oil cans I’ll have to
haul around.

The Santa Fe 940, a 2-10-2, has blind center drivers. The wheel tread looks exactly like Greg’s image above. I did not measure the width.

Didn’t Jack Bodenmann make some of these a while back?

Yes Bill,
There is folded felt in the cellar.

What’s a good lube oil for split brass axle boxes?

Point was to search Bill.

https://www.ebay.com/itm/172510434454