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curioushooter
02-07-2024, 08:11 PM
This seems interesting (https://www.uberti-usa.com/resources/uberti-usa-presents-the-1873-hunter-revolver-series) to me.

1860 Grip-frame is my favorite.

I suspect it is built on the same frame as the Cimmaron Bad Boy. This means it has a retractable firing pin.

Unlike the Bad Boy (with dumb writing on the side) this will be in 45 Colt as well. Given that it is 44 Magnum strength, this means that the heavy Ruger-T/C 45 Colt loads would be a go, I'd think.

Anybody with experience with heavy 45 Colt loads have any guidance?

Bigslug
02-08-2024, 09:52 AM
That IS a handsome thing. . .and a square-topped red dot would not look out of place on it.

Assuming you're working with modern gun strength, my approach for .45 Colt in a 4" Redhawk was to work within min/max range of the .44 Mag loads for the same bullet weight on the notion that greater bore volume would equate to less pressure, using Unique until comfort went away. I wanted a combat-ish load
stouter than .45 ACP (otherwise, why not just run a 1911), but well short of "Baby Casull". For 250-255 grains, that worked out to about 9.5-10 grains and 1,000 fps. With a 7" single action, slow fire optics gun, I'd simply have climbed a little higher on that same ladder.

lar45
02-08-2024, 09:28 PM
Is that an Octagon barrel?

Tall
02-08-2024, 10:57 PM
I do not think the Uberti revolvers are as strong as Ruger. I think loads will need to be held to Colt pressures,

Arkansas Paul
02-09-2024, 12:02 AM
I like it.
That gun in .44 magnum with an Ultradot 30 would be the cat's meow for me.

littlejack
02-09-2024, 12:16 AM
I doubt Uberti would sell a revolver that was chambered for the 44 magnum cartridge, knowing it would be shot with factory or full house loads and not being able to take the pressure.

T-Bird
02-09-2024, 10:12 AM
I have the Callahan, a 44mag model with the longer grip that, I think, they are referring to in the ad and standard sights. The grip frame fits my hand much better than the standard 1873 does. I've shot it a lot but with 200 gr at about 900 fps (about like a 44/40). I really like it. Only problem I've had so far is the cylinder stop spring (or whatever you call it) broke, and was replaced FOC by the factory. I had the same problem with my 357 cattleman too, actually. I can see how it would make a good hunting pistol but I have Smiths and Rugers with scopes that I hunt with.

curioushooter
02-13-2024, 12:41 PM
I do not think the Uberti revolvers are as strong as Ruger. I think loads will need to be held to Colt pressures,

It is CIP proofed for 44 Magnum. Kind of the last word for "is it strong enough?" Due to the larger diameter and greater case capacity similar energies can be achieved in 45 Colt to 44 Magnum with less pressure. It may be that the Rugers are in fact stronger, but that is because Ruger may have a greater safety factor (according to Linebaugh, its 100%). They are proofed for 44 Magnum, so a 45 Colt load 80% of the pressure of 44 Magnum, so 32,000 PSI MAX should be fine. https://bobp.cip-bobp.org/uploads/tdcc/tab-iv/44-rem-mag-200922-en.pdf It seems the proof load is ~52793 PSI for CIP. That 25% over 40,000 PSI. This would be the minimum. I would think it would be more.

https://www.johnlinebaughcustomsixguns.com/writings

Abert Rim
02-14-2024, 09:26 AM
I, too, am curious about the pressure rating in .45 Colt.