The CMP Custom Gunshop, a 1903 Springfield, and Cast Bullets

This is an interesting story and it’s one of the very few times in my life I was hosed on a firearm purchase.  The rifle is a 1903 Springfield I bought a few years ago and didn’t shoot much.  The times I shot it previously I had experimented with cast bullets and it shot okay, but not great.  Then I tried it with jacketed bullets (loads at much higher pressures), and what do you know, I had a headspace issue.  I could see it in the primers that had partially backed out of the brass after firing, and on one round, I split a case circumferentially just ahead of the base (indicating with near certainty an excess head space issue).  I borrowed good buddy Greg’s 30 06 head space gages, and the bolt closed on both the no go and the field service gages.  That’s a no no.

The 1903 Springfield rear sight. The 1903A3 went to a much less expensive stamped steel rear aperture sight.

My first thought was to have the existing barrel set back and rechambered, but that didn’t work.  The 1903 Springfield has a barrel collar that holds a very sophisticated rear sight and positions the upper handguard.  When we set the barrel back, the rear sight integrity was greatly weakened and the front handguard had excess play.  Nope, I needed a new barrel.

I checked around and came to the conclusion that the best place to get this kind of work done is the Civilian Marksmanship Program (CMP) Custom Gunshop.  This is a quasi-government arsenal and these folks are the experts.   I priced having a new barrel and rear sight collar installed on my 1903, cutting a new 30 06 chamber with the correct headspace, and having the entire gun re-Parkerized.  The work was surprisingly reasonable.  I had to wait my turn in line, but that’s okay.  I had other guns I could shoot.

With a re-Parkerized finish and a new barrel, my 1903 looks great.
Very cool. The 1903 “scant” stock, complete with cartouche.

When the rifle was returned to me, it was stunning.  It literally looked like a brand new 1903.  A quick trip to the range followed, and I tried some jacketed bullet factory level reloads.  I loaded and fed from the magazine, as the 1903 is a controlled round feed and it’s best in these guns to let the cartridge rim ride up and find its position behind the extractor.

A 30 06 cartridge in the 1903’s magazine.

I shot a few targets with copper jacketed bullets and found that the rifle shot about a 8 inches high and slightly to the right.  The rear sight would take care of the right bias, and I figured the high impacts were okay.  Some military rifles of this era are designed with a 300-yard battlesight zero, which means they shoot to point of aim at 300 yards at the lowest sight setting (everything in between is high, with the idea being that if you hold center-of-mass on a human size target, you’ll have a hit out to 400 or 500 yards).

High and slightly to the right with factory-level reloads. My point of aim was 6:00 on the orange bullseye.

I could buy a taller front sight blade to lower the point of impact, but that wasn’t the way I wanted to go.  Nope, my plan was to shoot cast bullets in this rifle.  My guess was that if the rifle shot 8 inches high at 50 yards with jacketed bullets, cast bullets would be right where I wanted them to be.

Loading my first batch of 1903 cast bullet test ammo was easy.  Years ago I was on a reloading tear, and I had loaded a bunch of plated 110-grain round nose bullets with 14.0 grains of Unique.  I knew those loads were terrible in other 30 06 rifles (the lead under the copper plating is dead soft and it tears off, resulting in terrible accuracy).  Hey, no problem.  I pulled the plated bullets, left the 14.0 grains of Unique in the cartridges, flared the case mouths, and seated different cast bullets.  One was the 180-grain cast Hursman bullets with gas checks (these worked well in the .300 Weatherby), the other was the 210-grain Montana bullets I picked up from good buddy Paul (these are also gas checked bullets).  After seating the cast bullets, I crimped the brass with my Lee factory crimp die.

The Lee factory crimp die. It’s shown here with a jacketed bullet. It has collets that circumferentially crimp the case mouth to the bullet.
30 06 reloads with cast bullets. That’s the Montana bullet on the upper cartridge, and the Hursman bullet in the lower cartridge.  If you look closely, you can see that the case mouth has been crimped by the Lee factory crimp die.
A macro shot of the Hursman 180 grain bullet. The case was crimped with a Lee factory crimp die.
A similar photo of the Montana bullet. It’s cast with a Lyman mold. The Montana bullet’s rounded nose fed better from the 1903 magazine.

I only loaded 20 rounds (10 each with the two different cast bullets), as this was to be a “quick look” evaluation.

A morning at the range on an overcast day, a beautiful 1903 Springfield rifle, and .30 06 ammo loaded with cast bullets. Life doesn’t get much better.

Both loads shot reasonably well.   I’m not going into the upholstery business with either of these loads (they are not tack drivers), but they are good enough.  I was particularly pleased with the 210-grain Montana bullets.  The Hursman bullets had proved to be the preferred load in the .300 Weatherby; the Springfield showed a decided preference for the Montana bullets.

I shot at 50 yards with both loads; future testing will be with the Montana bullet at 100 yards.

The Hursman bullet load at 50 yards. The load was 14.0 grains of Unique; it may be that the Hursman bullets will group better with other propellants.
The Montana bullet at 50 yards on the left-most bullseye (the other bullseyes were shot with a Mosin-Nagnt rifle, covered in another blog). I found a sweet spot with that 14.0-grain Unique load and the Montana bullet.

Unique is not the best powder out there for loading cast bullets in rifle cartridges.  In the past, I’ve shot much better groups in other rifles with IMR 4227, 5744, SR 4759, and Trail Boss.  Those evaluations in the 1903 are coming up.  For now, I know I’ve got a good load with Unique and the Montana bullets.

One of the big takeaways for me in this adventure is that when you buy a milsurp rifle, always check the headspace to make sure that it is within specification.   It’s pretty common for these rifles to have gone through arsenal rebuilds and to have been cobbled together from parts bins, and when that occurs, if the chamber isn’t matched to the bolt you can have an excess headspace problem.   That’s a bad situation, as it can be dangerous to the shooter and anyone nearby.

You can find headspace gages on Amazon and elsewhere.  If you’re going to buy a military surplus rifle, checking the headspace should be part of the drill.


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The Rimfire Series: A tale of two Springfields…

Good buddy Greg admiring my M1922 Springfield on the range this past weekend. This rifle is about as old as Greg is, but it looks like it left the factory last week. It’s super collectible.

So, what’s this all about?  A tale of two Springfields?  Well, the topic is Springfield rifles, and specifically, the 1903 Springfield and its variants.  I own two, and I think they are two of the finest firearms ever made. One is a 1903A1 with a scant stock (more on that in a bit).  It’s a recent acquisition of a century-old rifle, and mine is essentially in as-new condition.  It was  gunsmithed from selected components so it’s not an original rifle, but I don’t care. I bought it to shoot it, and that’s what I’m doing.  My other Springfield is an M1922, a special number chambered in .22 Long Rifle. It’s a magnificent rifle, it’s one I inherited from my father, and it is an amazing firearm. It’s in pristine condition, and boy oh boy, can it shoot!

The challenge here is to keep this blog short. There’s just so much to tell when the topic is the 1903 Springfield rifle and its variants. I’ll do my best to keep it manageable.

The M1903A1 Springfield, chambered in the mighty .30 06 cartridge.
The M1922 Springfield, which shoots the much smaller .22 Long Rifle cartridge.

The Reader’s Digest version of the story goes like this…although we won the Spanish American War (and its Battle of San Juan Hill probably put Teddy Roosevelt in the White House), we very nearly got our butts kicked by the Spaniards.  We were armed with antiquated, big-bore, rainbow-trajectory, single-shot rifles.  The Spaniards had modern 7mm Mauser bolt action rifles, which were flatter shooting, faster (both in terms of reloading time and bullet velocity), and far more accurate. It was a dicey victory for us, and shortly after, the US Army incorporated the 1898 Krag rifle.  We had to keep up with the Spanish Joneses.

While the Krag was a bolt-action rifle, it was not without problems, and we quickly developed a new rifle based on a modernized Mauser action initially chambered in a round called the .30 03.  It fired a .308-inch diameter bullet (which is where the .30 part of the .30 03 name came from) and it was adopted in 1903 (which is where the 03 came from).  We then improved the cartridge a bit in 1906 and it became the .30 06, or simply, the ’06.  The ’06 is one of the world’s premier hunting cartridges, and many folks think is the best all-around cartridge on the planet.  I’m one of them, but I digress. One more photo, and then back to the story.

A modern Winchester Model 70, chambered in the 102-year-old .30 06 cartridge. That wild boar, late of Arizona, fed us for a year!

Like I said, the original Springfield rifle was cambered for the .30 03 and the rifle was designed as the Model 1903.  The .30 03 only lasted a short time and all of the 1903 rifles chambered for it were recut for the improved .30 06, but the rifle’s name remained the Model 1903. These early ones were cool, with straight grip stocks and elegant (but complex) rear sights. Then the rifle got a pistol grip stock, which I think looked cooler, and they became the 1903A1 rifles. Then they were made with stocks that were supposed to be straight grip stocks, but the Army wanted the pistol grip and the arsenal’s walnut blanks did not have enough meat to allow for a full pistol grip. The solution was to get as close as possible to a pistol grip from a straight grip walnut blank, which resulted in a shallow pistol grip; these became the “scant” stocks (presumably so named because the wood was too scant to allow a full pistol grip).

The 1903A1 “scant” stock. Note the relaxed pistol grip aft of the trigger, and on this particular rifle, the crisp Springfield Armory cartouche stamped into the walnut.
Check out the 1903’s early, complex, adjustable rear sight. There’s was a lot of machine time and money there. The Army needed something less expensive.
Load development for the 1903A1. These were cast bullets loaded with IMR 3031 powder. This particular rifle prefers jacked bullets with IMR4320 powder.

Later, the Army realized that the 1903’s fancy rear sight and other features were overly-expensive for a standard-issue battle rifle, so the ’03 was “value engineered” to make it less costly to manufacture. These became the Model 1903A3 rifles, often referred to simply as the ‘03A3.

Somewhere while all this was going on, the Army introduced versions of this rifle chambered in .22 Long Rifle.  They were intended to be trainers, but they proved to be exceptionally accurate and the Army’s shooting teams (and others) competed with them.

The .22 Long Rifle cartridge (fired in the M1922 rifle), and the .30 06 Springfield cartridge (fired in the Model 1903).

The M1922s are phenomenal rifles, they are rare, and they are expensive in those rare instances they come on the market.  My Dad bought one released through the Civilian Marksmanship Program 60 years ago for $25.   Today, when one changes hands, you can bet the price is somewhere around $3,000.  They’re that rare, and they’re that good.

The starboard side of the M1922. It is an elegant rifle.
Lyman competition aperture sights on the M1922.
The M1922’s Lyman aperture front sight. This rifle has “peep-to-peep” sights; both the rear and the front sights have holes to allow “peeping” at the target. They work very, very well.

You might be wondering:  How do these rifles shoot?

Very well, thank you.

The M1922’s results at 50 yards. On the first bullseye on the left, the lone shot out of the black (at the 12:30 position) was the first shot of the day, fired from a cold and wet barrel.
Targets shot with the Model 1903A1. The one on the left was terrible; I shot it with cast bullets at velocities too high for the bullet (the lead smeared in the barrel and the bullets wouldn’t group). The remaining four were shot with one of my favorite .30 06 loads (a 130 grain Hornady jacketed soft point bullet and 52.0 grains of IMR 4320 powder).

So, what happened to the 1903 as a military rifle?   It served in World War I (although we couldn’t make them fast enough, so another rifle, the Model 1917, accounted for more than half the US battle rifles during the Great War).  By the 1930s, we were already hard at work developing the Garand (that rifle fired the same .30 06 cartridge, and it was a semi-auto).  The Garand became the US Army’s standard rifle in World War II.  Interestingly, the US Marines stuck with the 1903 going into World War II, but they, too, soon switched to the Garand.  The 1903 evolved into a specialty item.  It was still recognized as phenomenally accurate and it became our sniper rifle in World War II (with a telescopic sight, it became the 1903A4).

Like I said, all of the above is the Reader’s Digest version of the story behind the Model 1903 rifle.  The definitive reference on the 1903-series Springfield rifles is Joe Poyer’s The Model 1903 Springfield Rifle and Its Variations, and if you have a deeper interest in these historic and fine rifles, it is a book you should own.  You can find it on Amazon.


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