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Model P Colt
01-26-2015, 10:35 PM, (This post was last modified: 01-26-2015, 10:36 PM by Mike.)
#51
RE: Model P Colt
Lumpy, Okay, I loaded 40+ rounds today using the 200 grain bullet over 8.0 grains of Unique. Some of them will be used up on Wednesday and a short report shall follow. But for now, a short story. Back in the very early 80s, when Colt brought back the .44/40 as a standard chambering, I bought two of them; a 4 3/4" and a 7 1/2". At that time I got a double cavity mold from Lyman for #42798 and I had a talented 'smith hollow-point one of the cavities, so I get a solid and a hollow-point each with each pour when casting bullets. With those two bullets I had different loadings, the solid was usually loaded over 8.0 grains of Unique, just as you recommended. The hollow-points were generally loaded over 10.0 or 10.5 grains of Unique to be used in my old '92 carbine. Those worked great and the hot load could be used in the revolvers. I didn't like using the hot ones in a six-gun but it could happen. Back then I didn't have a '73. Now I don't dare load the hot ones anymore and I have weeded all of my old loads out, carefully. My idea with using the 9.0 grains of Unique loading was to have a semi-serious load that could be used in the '73 and the revolvers. In all likelihood I'll be pleased with the 8.0 grain loadings and stay with them.

Many years ago I had a friend who gave me a box of .38/40s by Peters. They were headstamped "38-40 HV" and my friend hadn't noticed that. He had an old Model '73 and that gun took three of the HV loads before coming apart. No injury but a non-repairable rifle that was quite a loss. Now I'll have to see if I still have what's left of that old box of ammo, maybe just to keep it safe. I don't have a gun that shoots the .38/40 anymore but I used to have a Bisley.

Anyway, I am somewhat familiar with the weaknesses of the '73 and I can only agree with your comments. Shoot sharp, Mike
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01-26-2015, 10:55 PM,
#52
RE: Model P Colt
Mike if you have some bludot, you might want to take a look at Alliants data using that in the 44-40, if it works as good as it does in the 45 colt and the 3840, I think you'll be impressed with it especially in the rifle.
A wise man can always be found alone. A weak man can always be found in a crowd.
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01-26-2015, 11:24 PM,
#53
RE: Model P Colt
Good luck with the testExclamation
Remember-It's winter, and those 8 gn loads will be 'hotter' in summer's heat.
I do think the 7.5 gn load is a good all purpose load.
Please keep us posted.
Gary
Hav'n you along, is like losing two good men.....
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01-26-2015, 11:41 PM,
#54
RE: Model P Colt
Lot's of pressure tested data out there that says 8.6 grs of unique stays at or under 12600.. that's right on top of blackpowder pressures..
A wise man can always be found alone. A weak man can always be found in a crowd.
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01-26-2015, 11:50 PM,
#55
RE: Model P Colt
(01-26-2015, 11:41 PM)Don McDowell Wrote: Lot's of pressure tested data out there that says 8.6 grs of unique stays at or under 12600.. that's right on top of blackpowder pressures..

Hey Don-Do you have a link to that data. Would love to read it.
Several of my SASS friends shoot .44 WCF in either Colts or Rugers, and the 7.5gn of Unique is pretty common.
IIRC-With ww231/hp38 they run like 5.5-6.0gn.
Gary
Hav'n you along, is like losing two good men.....
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01-26-2015, 11:57 PM, (This post was last modified: 01-27-2015, 12:19 AM by Don McDowell.)
#56
RE: Model P Colt
The Lyman 48 manual, and Alliants own web data 8.6 grs in the cowboy action pistol data.
A wise man can always be found alone. A weak man can always be found in a crowd.
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01-27-2015, 12:00 AM,
#57
RE: Model P Colt
THX.
Gary
Hav'n you along, is like losing two good men.....
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01-27-2015, 12:19 AM,
#58
RE: Model P Colt
ubecha
A wise man can always be found alone. A weak man can always be found in a crowd.
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01-27-2015, 11:05 AM,
#59
RE: Model P Colt
Don, I might have some Blue Dot. Let me look in the cave.

The data I was using for my Unique loads in the .44/40 came from Lyman's old Handbook of Cast Bullets. That was 35 years ago and the data was 25 years old at that time.
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01-27-2015, 11:26 AM,
#60
RE: Model P Colt
Mike I've got old Ideal handbooks around here that jam the unique levels well above what you're using...
If you have some bludot run 12 grs.
A wise man can always be found alone. A weak man can always be found in a crowd.
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