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Let me recommend something based on my experiences with a revolver: change the mainsprings! You can find new, extra power Mosin Nagant mainsprings at Wolff...

I guess the auction is done and over now, but the star mark for Kimbers was an indication of an above average rifle during acceptance testing. I believe the rifle shot its acceptance group under a...

With sights, this is about ball park, assuming that the rest of the rifle is mechanically good. A Rem 37 is an excellent target 22 LR rifle assuming good barrel. If the rifle has the Canjar trigger,...

Yes, I know this thread is over 4 years old, but it shows up on a Google search, and none of the results actually lead to a bolt disassembly procedure.

I have a Sears Ranger, which is a Stevens...

Hatcher's Notebook says the last Smith-Corona was serial # 4,845,831 and it was made 19 Feb 1944.

Remington made 03's, about 348,000 of them, till the M1903A3 was approved 21 May 1942.

An all...

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Do you mean the this Parker Hale M82 Mauser bolt rifle? http://www.eme421.com/sniper.html


...

I have this Parker Hale PH5E rear sight and base. I assume that it is for an English small bore rifle, and am wondering just what rifle did this fit?

The sight base is most unusual, the dovetail...

Are you going to close down another thread because a view contrary to this posting


is being supported too strongly?

The whole issue of what loads actions are designed to support is 100%...

So, how did they design the things? How do they design things now days?

What amount of cartridge friction do designers assume in designing their actions?

Pick a number from 0 %, which means...

I have reloaded for a number of Lee Enfields. Fazakerley No 4 Mark 1 and 2, Long Branch No 4's, Lithgow No 1 Mk III's , and one Savage No 4 Mark 1*.

The shoulder profiles on the fired cases have...

As I have stated before, grease and oilers were designed out of small arms. However the historical record shows that there were successful semiauto and full automatic mechanisms that required oil or...

Found this on my computer.

Intruder stabbed to death with ornamental sword in Erie, police say | - PennLive.com




Delvon J. Crockett, Unlucky Burglar, Killed by Homeowner with Ornamental Sword



Hope the cops wiped...

I picked the biggest dimension and still did not get Ed's numbers. Maybe the source of his spread sheet found a way of creating energy. More pounds of thrust out than pounds of thrust in. Would'nt...

Where are these numbers coming from?

If I take the largest base measurement of the .223 Rem,which is the rim width, which is .378"

And I do the Pie R squared calculation I get

for the SAAMI...

Yes, just how much breech friction is the gun designer to assume?

Lets assume breech friction runs from 0 to 100%. Pick a number, what percentage of breech friction, and thus load, is the designer...

You are close to the ground zero myth of Lubricated cases. It all started in with tin can bullets issued in the 1921 National matches. Army Ordnance made ammunition with tin plated bullets, which...

The author of the article is an engineer. Engineers are people who boldly go where everyone else has gone before. Engineers are not by inclination risk takers, they will collect vast amounts of data...

The Marines used the 03 early in the Pacific war. I have several photos from the "Canal", all the identifiable rifles are 03's.

I understand the Army units had Garands.

I have a book titled...

I would caution you against tightening the barrel without determining if the barrel is in fact torqued to the correct tighteness. And what your headspace is. If you have a minimum headspace rifle,...

That's what I am using. Fits a lot of actions including the M700 and M70 and M1903.

What did the shop manager see that lead him to the conclusion that you were shooting high pressure loads?

What parts did they replace?

You never looked at this did you?: Rifle Chamber Finish & Friction Effects on Bolt Load and Case Head Thinning Calculations done with LS-DYNA



Did you read Chin’s Volume four?

You don’t...

Perhaps you are thinking of fatique, aluminum and the DeHavilland Comet? de Havilland Comet - Wikipedia, the free encyclopedia

Not being in school at the time I am not certain pre WWII design...

There is a margin of safety designed into actions, but because these are man portable, don't assume there is a lot of margin, because margin means weight.

I suspect that margin is why No 4 could...