Many years ago when the first batch of that ammo came in, I purchased a rather large quantity. When the Can Par truck brought it to my place, he informed me they loaded the pallet with a fork lift and the cases were to heavy to lift. It actually came as two deliveries of five cases each.
I had all sorts of plans for shooting it all but it just didn't work out. Pulling the bullets was a chore as well so I quit doing that after a thousand or so.
One thing I found, was that my lots had two different powders, different charge weight and shape. Not really a problem, both lots shot to the same point of aim out of the RC K98 I rechambered with the reamer I purchased for the job.
It was a great round all around. The bullet weights were far more consistent than I expected from machinegun ammo as were the charge weights of the powder. As far as concentricity goes they were very close to match quality.
The bullets held accuracy out past 600 meters easily. Alas, they weren't ever used on anything but one very unlucky Coyote. However, after pulling the bullets I reloaded the cases with the salvaged powder and replaced them with 196 grain Oryx bullets of which John from Marstar had managed to scrape up several boxes and just threw them in. Good guy.
I experimented with the powder until I was getting 2300 fps appx average over a Chrony. Yes, the load was stout but so was the rifle and I didn't see any sign of pressure.
The K98 really didn't like the ORYX bullets. Not sure why as it shot the longer steel core bullets very well.
I had a few people tell me the action wasn't strong enough. NOT TRUE, The Swedes converted a lot of K98 rifles for this round, most of which went to Israel and were converted to 7.62x51. I don't believe pressures were much over 50k psi.
To make a long story short, I came across a heavy profile 8mm Rem Mag barrel at a gun show and there was enough mass to set it back far enough so I could thread it for mounting on a Ruger #1. BIG MISTAKE as far as felt RECOIL goes but the rifle was accurate. IMHO Ruger #1 rifles shoot much better with heavy profile barrels than their standard factory sporter profile.
I shot about 200 rounds out of that Ruger and took two Elk and a Black Bear with it over two seasons. The Elk both went down within 50 feet of where they were hit with one shot. The Bear required a second shot as I misjudged the distance and put the first bullet through the left shoulder and it exited out his chest because of the quartering angle. Put that Bear down though and it didn't run. Now that's serious energy.
About the only other cartridge I can compare its performance to is the 338-06. There's no reason the round couldn't be loaded faster other than I couldn't handle the recoil.
That was the end of the experiment. I pulled that barrel, cut back the chamber area and made up a sporter 8x57. I eventually sold off everything including the K98 barrel, which I pulled as well. It all went in two batches. One fellow only wanted the cartridges and the other fellow wanted everything I had left pertaining to the cartridge, including packaging. I had sold off all the belts previously and they almost paid for the whole shipment.
OP, if you aren't recoil shy, BERDAN PRIMERS are available for reloading. Reamers are available but sporting 8mm barrels can be difficult to come by. At the price of RC k98s these days, it's cheaper to pick up a used, PROVEN STRONG REMINGTON or WINCHESTER and rebarrel it for your cartridge.
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