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Railcarmover · 09-09-2019, 07:22 AM

That's my point,time wasn't spent with the knife If a crank didn't spin easy,it was assembled and burnished by spinning on the 'break in stand'.They didn't use shim packs much either,as you say there was one spec, and machines were calibrated regularly.

09-09-2019, 07:22 AM	#16
Railcarmover BANNED Join Date: Apr 2017 Location: Sacramento Posts: 1,262	Re: babbit tolerance? .000? That's my point,time wasn't spent with the knife If a crank didn't spin easy,it was assembled and burnished by spinning on the 'break in stand'.They didn't use shim packs much either,as you say there was one spec, and machines were calibrated regularly.