Rusty 3 Jaw Chuck

the jaws and jaw ways will be the real factor here. if they survived and the back of the chuck is relatively flat- i'd say you got a save!!!
nice work!:D
Thanks. I think it will work alright. I'll find out some day when I have a need for a 3 jaw, until then I'll just lube it up and put it on the shelf.
 
Looks like it is coming out pretty good. It doesn't have to be shinny and pit free to hold tight and run accurately. Will most likely be a very good and serviceable chuck. And the price is hard to beat.
 
Thanks. I think it will work alright. I'll find out some day when I have a need for a 3 jaw, until then I'll just lube it up and put it on the shelf.

Chuck, what if we want to how much run out it has? :)
Seriously, wouldn't you like to know how it works on the lathe before depending on it for eventual use?
 
Chuck, what if we want to how much run out it has? :)
Seriously, wouldn't you like to know how it works on the lathe before depending on it for eventual use?
Ok, you beat me down. It doesn't have a backplate on it so all I could do was mount it in my 4 jaw on my Polamco. Its only an 8" 4 jaw so its not something that I wanted to spin up. I dialed it in with a 7/8" drill blank mounted in it. Then changed to a 1/2" drill blank and had less than 0.001 runout. The jaws fit well and slide smoothly. I don't currently have a large enough back plate to mount it on the Hendey. It's too big for the Polamco.....to the shelf it goes.20170626_191815.jpg
 
No matter what it's still useful , at worse it could be used for a welding positioner. Keep plenty of oil and or oil soaked rag.
 
No matter what it's still useful , at worse it could be used for a welding positioner. Keep plenty of oil and or oil soaked rag.
Oh....I'll use it at some point. I have a friend that just bought a leblond and he called looking for a chuck. If it's not too big I'll probably give it to him. He did a cheap rebuild on a shovelhead trans for me a while back....I kinda feel like I owe him.
 
On to the rusty 12" 4 jaw. This time I took before pics.20170627_154145.jpg 20170627_154531.jpg 20170627_175839.jpg
 
Moving right along. The 4 jaw is just about to go back together. I have pics of it submerged in the bath, then right after it came out, and then after the black junk has been brushed off. The only parts that haven't went through the bath are the screws and split pins. I have them organized in the order they came out. I don't know if that's necessary but I can clean them mechanically one at a time and reinstall them. It won't look shiny new but it is about 75 years old.20170628_165945.jpg 20170628_182317.jpg 20170628_192545.jpg 20170628_192649.jpg
 
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