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9.3x64 Barrel length
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Wondering what the opinions are on barrel length for this caliber?

Thinking 23"-25". I'll be keeping weight down by having a fairly slim barrel profile.

Integral quarter rib and front sight base.

Am shooting for a 8.5-9lb rifle scoped and loaded.


Nathaniel Myers
Myers Arms LLC
nathaniel@myersarms.com
www.myersarms.com
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I buy Mauser actions, parts, micrometers, tools, calipers, etc. Specifically looking for pre-WWII Mauser tools.
 
Posts: 1527 | Location: Ohio | Registered: 06 June 2010Reply With Quote
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Nat, the barrel on my Hartmann & Weiss is 27", but European makers have different preferences than we're accustomed to.
 
Posts: 20176 | Location: Very NW NJ up in the Mountains | Registered: 14 June 2009Reply With Quote
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Picture of Kabluewy
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My 9.3x338 has a 24" barrel, and I'm happy with the barrel length. The case capacity is almost the same as the 9.3x64. Generally I like shorter barrels, but feel that it's a waste to use a magnum powder capacity and not have enough barrel to burn most of it inside the barrel. The velocity over the cronograph shows what I expected to see, so I wouldn't change the length. For my handloads, I'm using 9.3x64 starting loads, and it's worked out so that practically I'm using 9.3x64 load data. Same ballistics, easier to find brass.

KB


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Posts: 12818 | Registered: 16 February 2006Reply With Quote
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quote:
Originally posted by Fal Grunt:
Wondering what the opinions are on barrel length for this caliber?

Thinking 23"-25". I'll be keeping weight down by having a fairly slim barrel profile.

Integral quarter rib and front sight base.

Am shooting for a 8.5-9lb rifle scoped and loaded.


my little 6.5X55 has a 25.5 barrel in a profile used by Westley Richard on the 375H&H and it is 9lbs. I love that barrel with open sights and I can shoot under 1.5 inches at 305 yards!
 
Posts: 3284 | Location: Mountains of Northern California | Registered: 22 November 2005Reply With Quote
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Picture of Alberta Canuck
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I believe OP is thinking in the right range for most uses and most users.

If I was gonna build one right now, it would be a 24", just because I can't make up my mind whether a 23" or 25" would be the best, so I'll saw it off in the middle of that.

If I knew for sure in advance that I was going to carry it walking a lot in forested areas, I'd go with the 23". If it was going to be my go-to open, grassy plains rifle, I'd take a 25" barrel. If that was too awkward after trying it a year or so, I could always cut it to something shorter at a later date.
 
Posts: 9685 | Location: Cave Creek 85331, USA | Registered: 17 August 2001Reply With Quote
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I am going to give it a shot at 25". If it weighs too much, or is unwieldy, I will redesign at that point and make another.

I'll see if I cannot get pics up tomorrow morning.

I am going to sleep on the quarter rib, as it looks right now it just seems too long.


Nathaniel Myers
Myers Arms LLC
nathaniel@myersarms.com
www.myersarms.com
Follow us on Instagram and YouTube

I buy Mauser actions, parts, micrometers, tools, calipers, etc. Specifically looking for pre-WWII Mauser tools.
 
Posts: 1527 | Location: Ohio | Registered: 06 June 2010Reply With Quote
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My 9,3x64 was originally 25,5 inches, but is now cut down to 23,75(60cm)
Using moderat burning rate powders(N150, Norma 203B etc)theres was no loss of velocity.
Using 286 grs bullets, 2650 fps is no problem. A-Square(A Alphin)listed it at 2700 fps, but with African use in mind I stay at the safe side.

The original Oberndorf Mausers had also 60cm barrels..

M
 
Posts: 413 | Location: Norway | Registered: 14 May 2009Reply With Quote
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This is a mates 9.3x64 with a 25" barrel. Nice but I would go with a 23.5" barrel myself.
 
Posts: 5886 | Location: Sydney,Australia  | Registered: 03 July 2005Reply With Quote
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From what I understand,it is more difficult to shoot more precise with open sights and shorter barrels than with longer ones.I`d go 26 inches.
 
Posts: 11651 | Location: Montreal | Registered: 07 November 2002Reply With Quote
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Hmm, well I drew up a 25, 25.5, and a 23.622 (60cm)

Pictured below is the 23.622:



quote:
Originally posted by shootaway:
From what I understand,it is more difficult to shoot more precise with open sights and shorter barrels than with longer ones.I`d go 26 inches.


That is true, but in this case the sights would be used primarily as backups or close range (less than 100yds). I'll be honest, I am not a very good shot with an express sight and would only use them in an emergency or up close.


Nathaniel Myers
Myers Arms LLC
nathaniel@myersarms.com
www.myersarms.com
Follow us on Instagram and YouTube

I buy Mauser actions, parts, micrometers, tools, calipers, etc. Specifically looking for pre-WWII Mauser tools.
 
Posts: 1527 | Location: Ohio | Registered: 06 June 2010Reply With Quote
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Nat, you make those barrels yourself? Nice.


NRA Life Member, Band of Bubbas Charter Member, PGCA, DRSS.
Shoot & hunt with vintage classics.
 
Posts: 9487 | Location: Texas Hill Country | Registered: 11 January 2002Reply With Quote
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quote:
Originally posted by ozhunter:
This is a mates 9.3x64 with a 25" barrel. Nice but I would go with a 23.5" barrel myself.


I like it as is...Appears to be well balanced. Shorter would make it appear heavy in the butt.

Aaron


"I went to the woods because I wanted to live deliberately. To front only the essential facts of life and see if I could not learn what it had to teach and not, when I came to die, discover that I had not lived"- Thoreau
 
Posts: 135 | Location: Hurricane Alley North Carolina | Registered: 26 October 2010Reply With Quote
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A couple or three years ago at the Guild Show Lee Helgeland was showing a 9,3x64 he built or was building on a Brno 21 action. It had a short barrel, less than 22". That was a sweet little rifle. A 20" Mannlicher stocked rifle would be nice.




Aut vincere aut mori
 
Posts: 4869 | Location: Lakewood, CO | Registered: 07 February 2002Reply With Quote
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fla3006, yes, I have always thought octagon barrels were the epitome of fine gunmaking.

One of my octagons:




A Classic:


I LOVE Ralph Martini's work. If I did not have the responsibilities I do, I would spend a couple years working for him and then for Wiebe, then others. Martini to me makes the best barrels. Absolute perfection.

There are more pictures of my octagons on my blog, click the link below.


Nathaniel Myers
Myers Arms LLC
nathaniel@myersarms.com
www.myersarms.com
Follow us on Instagram and YouTube

I buy Mauser actions, parts, micrometers, tools, calipers, etc. Specifically looking for pre-WWII Mauser tools.
 
Posts: 1527 | Location: Ohio | Registered: 06 June 2010Reply With Quote
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Nat,
Design of the rifle depends on so many things to make it pleasing to the eye. To me, it's hard to say what barrel length would be the best. For preformance I tend to think the longer barrel length is best. But, when looking at some of the older English made guns especially W&R, the barrel length looks out of proportion to the stock. Not a good visual balance.

Another thread here under custon guns is on stock length. Phil Shoemaker has posted some pictures of a few of his guns. And one here in this topic. The barrel length is dependent on stock length and visversa. I've seen some old German Sporting rifles, most in 8x57 with 18-19 in octagon barrels,spoon bolt handles, full length stocks. Beautiful guns and fast handling. For the caliber you're doing. Thats what I would want....

But we all have our own little ideas of what we want in a rifle.

Aaron


"I went to the woods because I wanted to live deliberately. To front only the essential facts of life and see if I could not learn what it had to teach and not, when I came to die, discover that I had not lived"- Thoreau
 
Posts: 135 | Location: Hurricane Alley North Carolina | Registered: 26 October 2010Reply With Quote
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quote:

A 20" Mannlicher stocked rifle would be nice.

The looks(and thought) must have been nice but to actually use it or shoot it would have been right down horrible. I have shot the a 9,3x64 too many times to know this. Yes you can shoot it but in the end you will take up another rifle that is lighter in smaller caliber that will do the exactly same because its more comfortable.
Now building a rifle with 26-27" barrellength that will give the caliber some reach and a chance to burn all its powdervolume of would make sence.


DRSS: HQ Scandinavia. Chapters in Sweden & Norway
 
Posts: 2805 | Location: Denmark | Registered: 09 June 2005Reply With Quote
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quote:
Originally posted by Fal Grunt:
Hmm, well I drew up a 25, 25.5, and a 23.622 (60cm)

Pictured below is the 23.622:



quote:
Originally posted by shootaway:
From what I understand,it is more difficult to shoot more precise with open sights and shorter barrels than with longer ones.I`d go 26 inches.


That is true, but in this case the sights would be used primarily as backups or close range (less than 100yds). I'll be honest, I am not a very good shot with an express sight and would only use them in an emergency or up close.
IMO,even in an a situation that you describe you need a good sight picture to shoot true and straight.A longer barrel compensates for errors or makes getting a good sight picture more easy.I am now paying close attention to sight picture and discovering how extremely important this is.Good luck with the barrels and nice web site!
 
Posts: 11651 | Location: Montreal | Registered: 07 November 2002Reply With Quote
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Well, how is this for compromise Smiler I only have two 9.3 barrel blanks currently. How about I cut one to be 23.622 like the old Oberndorf sporters and make that a 9.3x62 and then cut the other to 26 and make that a 9.3x64?


Nathaniel Myers
Myers Arms LLC
nathaniel@myersarms.com
www.myersarms.com
Follow us on Instagram and YouTube

I buy Mauser actions, parts, micrometers, tools, calipers, etc. Specifically looking for pre-WWII Mauser tools.
 
Posts: 1527 | Location: Ohio | Registered: 06 June 2010Reply With Quote
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FAL Grunt -

Personally, I think that "compromise" is a waste of one good 9.3 barrel. (The proposed 9.3x62). The 9.3x64 offers more loading options than the 9.3x62, and there is absolutely no need for the long 26" barrel.

The 9.3x64 is not going to be a target rifle for matches restricted to iron sights. At hunting ranges and for game size animals, such a sight radius offers virtually nothing significant over a 24" or 23.66" barrel, even with target designs of iron sights fore and aft.

Calculate it out, and see what the % of angular difference is between the sight radii of the two. You'll see the difference is virtually meaningless in the real world.

Then go with the length of barrel you find handiest to use and most attractive to your eye. And choose the 9.3x64 chamber simply because you can load it either to max, to 9.3x62 specs, or anyhere in between.

Actually, do whatever pleases YOU, but that is what I would do.


My country gal's just a moonshiner's daughter, but I love her still.

 
Posts: 9685 | Location: Cave Creek 85331, USA | Registered: 17 August 2001Reply With Quote
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quote:
Originally posted by Alberta Canuck:
FAL Grunt -

Personally, I think that "compromise" is a waste of one good 9.3 barrel. (The proposed 9.3x62). The 9.3x64 offers more loading options than the 9.3x62, and there is absolutely no need for the long 26" barrel.

The 9.3x64 is not going to be a target rifle for matches restricted to iron sights. At hunting ranges and for game size animals, such a sight radius offers virtually nothing significant over a 24" or 23.66" barrel, even with target designs of iron sights fore and aft.

Calculate it out, and see what the % of angular difference is between the sight radii of the two. You'll see the difference is virtually meaningless in the real world.

Then go with the length of barrel you find handiest to use and most attractive to your eye. And choose the 9.3x64 chamber simply because you can load it either to max, to 9.3x62 specs, or anyhere in between.

Actually, do whatever pleases YOU, but that is what I would do.


Well spoken!

M
 
Posts: 413 | Location: Norway | Registered: 14 May 2009Reply With Quote
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I have two 9.3x64's, 23 & 23.5 inch barrel lengths. I am happy with them and would not change them.

I do not like longer barrels, 24 inches is the longest I would have on a hunting rifle.
 
Posts: 2034 | Location: Black Mining Hills of Dakota | Registered: 22 June 2005Reply With Quote
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