MCMDave
Member
I decided to take apart, clean up, lube, and repaint my grandfather's barn vise. I've had it since he died in 1983. It's a Rock Island 574. Everything works, but it's missing the center bolt, and there appears to be little left of the old lubricant. The upper part was held to the lower part only by way of the swivel bolt assembly whose pin is bent. I think I can straighten that again. In watching videos about restoring vises, I found cfkbjVgLoSA on YouTube is also a Rock Island 574.
The big question is to know how to replace that center bolt? In the video, it looks like it's a stepped bolt of some sort. It can be seen starting at the 29 second point of the video. I looked for parts, but could only find jaws available. Is a replacement for this part available? Can I fabricate it using a bolt, a nut, and some washers as shims?
I saw in thread 294705 of the Garage Journal that the owner of the same model found USN (for US Navy) stamped, but I don't see where he found it. My grandfather bought most of his tools as military surplus. The inside of the jaw face plates are both stamped 75.2 but if there's a date, I haven't discovered it yet. Do you know where to look? (ETA, see post 15 of this topic).
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